==============================================================================
                                 UNITED STATES
                      SECURITIES AND EXCHANGE COMMISSION
                            Washington, D.C. 20549

                                 SCHEDULE 13D

      INFORMATION TO BE INCLUDED IN STATEMENTS FILED PURSUANT TO RULE 13d-1(a) 
                AND AMENDMENTS THERETO FILED PURSUANT TO RULE 13d-2(a)

                              (Amendment No. 7)1


                            LIFELINE SYSTEMS, INC.
                ------------------------------------------------
                                (Name of Issuer)

                    Common Stock, Par Value $0.02 per share
                ------------------------------------------------
                         (Title of Class of Securities)

                                  532192101
                ------------------------------------------------
                                (CUSIP Number)


                             George F. Hamel, Jr.
                             ValueAct Capital
                        435 Pacific Avenue, Fourth Floor
                           San Francisco, CA 94133
                              (415) 362-3700
                ------------------------------------------------
               (Name, Address and Telephone Number of Person
              Authorized to Receive Notices and Communications)

                               October 25, 2004
                ------------------------------------------------
           (Date of Event which Requires Filing of this Statement)

If the filing person has previously filed a statement on Schedule 13G to
report the acquisition that is the subject of this Schedule 13D, and is filing
this schedule because of Rule 240.13d-1(b)(e), 240.13d-1(f) or 240.13d-1(g)
check the following box [ ].

NOTE: Schedules filed in paper format shall include a signed original and five
copies of the schedule, including all exhibits.  See Rule 240.13d-7(b) for
other parties to whom copies are to be sent

1The remainder of this cover page shall be filled out for a reporting person's
initial filing on this form with respect to the subject class of securities,
and for any subsequent amendment containing information which would alter
disclosures provided in a prior cover page.

The information required on the remainder of this cover page shall not be
deemed to be "filed" for the purpose of Section 18 of the Securities Exchange
Act of 1934 ("Act") or otherwise subject to the liabilities of that section of
the Act but shall be subject to all other provisions of the Act (however, see
the Notes).
=============================================================================

                                SCHEDULE 13D
--------------------------                          --------------------------
CUSIP NO. 532192101                                              Page 2 of 17
------------------------------------------------------------------------------
1. NAME OF REPORTING PERSON/S.S. OR I.R.S. INDENTIFICATION NO. OF ABOVE
    PERSON (entities only)

     ValueAct Capital Partners, L.P. 
------------------------------------------------------------------------------
 2.  CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP*                 (a) [ ]
                                                                       (b) [ ]
------------------------------------------------------------------------------
 3.  SEC USE ONLY

------------------------------------------------------------------------------
4. SOURCE OF FUNDS*
     0*
------------------------------------------------------------------------------
 5.  CHECK BOX IF DISCLOSURE OF LEGAL PROCEEDINGS IS REQUIRED
     PURSUANT TO ITEMS 2(d) or 2(e)                                        [ ]
------------------------------------------------------------------------------
 6.  CITIZENSHIP OR PLACE OF ORGANIZATION

     Delaware
------------------------------------------------------------------------------
                    7.  SOLE VOTING POWER
                        0
   NUMBER OF       -----------------------------------------------------------
   SHARES           8.  SHARED VOTING POWER
   BENEFICIALLY         **
   OWNED BY EACH   -----------------------------------------------------------
   PERSON WITH      9.  SOLE DISPOSITIVE POWER
                        0
                   -----------------------------------------------------------
                   10.  SHARED DISPOSITIVE POWER
                        **
------------------------------------------------------------------------------
11.  AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON
 
     **
------------------------------------------------------------------------------
12.  CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (11) EXCLUDES
     CERTAIN SHARES                                                        [ ]
------------------------------------------------------------------------------
13.  PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (11)

     0%
------------------------------------------------------------------------------
14.  TYPE OF REPORTING PERSON

     PN
------------------------------------------------------------------------------
*See Item 3
**See Item 2 and 5
                     *SEE INSTRUCTIONS BEFORE FILLING OUT!
             INCLUDE BOTH SIDES OF THE COVER PAGE, RESPONSES TO ITEMS 1-7
               (INCLUDING EXHIBITS) OF THE SCHEDULE, AND THE SIGNATURE
                                ATTESTATION.


                                SCHEDULE 13D
--------------------------                          --------------------------
CUSIP NO. 532192101                                              Page 3 of 17
------------------------------------------------------------------------------

1. NAME OF REPORTING PERSON/S.S. OR I.R.S. INDENTIFICATION NO. OF ABOVE
    PERSON (entities only)

     ValueAct Capital Partners II, L.P. 
------------------------------------------------------------------------------
 2.  CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP*                 (a) [ ]
                                                                       (b) [ ]
------------------------------------------------------------------------------
 3.  SEC USE ONLY

------------------------------------------------------------------------------
 4.  SOURCE OF FUNDS*
     *
------------------------------------------------------------------------------
 5.  CHECK BOX IF DISCLOSURE OF LEGAL PROCEEDINGS IS REQUIRED
     PURSUANT TO ITEMS 2(d) or 2(e)                                        [ ]
------------------------------------------------------------------------------
 6.  CITIZENSHIP OR PLACE OF ORGANIZATION

     Delaware
------------------------------------------------------------------------------
                    7.  SOLE VOTING POWER
                        0
   NUMBER OF       -----------------------------------------------------------
   SHARES           8.  SHARED VOTING POWER
   BENEFICIALLY         **
   OWNED BY EACH   -----------------------------------------------------------
   PERSON WITH      9.  SOLE DISPOSITIVE POWER
                        0
                   -----------------------------------------------------------
                   10.  SHARED DISPOSITIVE POWER
                        **
------------------------------------------------------------------------------
11.  AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON
 
     **
------------------------------------------------------------------------------
12.  CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (11) EXCLUDES
     CERTAIN SHARES                                                        [ ]
------------------------------------------------------------------------------
13.  PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (11)

     %
------------------------------------------------------------------------------
14.  TYPE OF REPORTING PERSON

     PN
------------------------------------------------------------------------------
*See Item 3
**See Item 2 and 5
                     *SEE INSTRUCTIONS BEFORE FILLING OUT!
             INCLUDE BOTH SIDES OF THE COVER PAGE, RESPONSES TO ITEMS 1-7
               (INCLUDING EXHIBITS) OF THE SCHEDULE, AND THE SIGNATURE
                                ATTESTATION.

                                SCHEDULE 13D
--------------------------                          --------------------------
CUSIP NO. 532192101                                              Page 4 of 17
------------------------------------------------------------------------------

1. NAME OF REPORTING PERSON/S.S. OR I.R.S. INDENTIFICATION NO. OF ABOVE
    PERSON (entities only)

     ValueAct Capital International, Ltd.
------------------------------------------------------------------------------
 2.  CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP*                 (a) [ ]
                                                                       (b) [ ]
------------------------------------------------------------------------------
 3.  SEC USE ONLY

------------------------------------------------------------------------------
 4.  SOURCE OF FUNDS*
     *
------------------------------------------------------------------------------
 5.  CHECK BOX IF DISCLOSURE OF LEGAL PROCEEDINGS IS REQUIRED
     PURSUANT TO ITEMS 2(d) or 2(e)                                        [ ]
------------------------------------------------------------------------------
 6.  CITIZENSHIP OR PLACE OF ORGANIZATION

     British Virgin Islands
------------------------------------------------------------------------------
                    7.  SOLE VOTING POWER
                        0
   NUMBER OF       -----------------------------------------------------------
   SHARES           8.  SHARED VOTING POWER
   BENEFICIALLY         **
   OWNED BY EACH   -----------------------------------------------------------
   PERSON WITH      9.  SOLE DISPOSITIVE POWER
                        0
                   -----------------------------------------------------------
                   10.  SHARED DISPOSITIVE POWER
                        **
------------------------------------------------------------------------------
11.  AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON
 
     **
------------------------------------------------------------------------------
12.  CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (11) EXCLUDES
     CERTAIN SHARES                                                        [ ]
------------------------------------------------------------------------------
13.  PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (11)

     %
------------------------------------------------------------------------------
14.  TYPE OF REPORTING PERSON

     PN
------------------------------------------------------------------------------
*See Item 3
**See Item 2 and 5
                     *SEE INSTRUCTIONS BEFORE FILLING OUT!
             INCLUDE BOTH SIDES OF THE COVER PAGE, RESPONSES TO ITEMS 1-7
               (INCLUDING EXHIBITS) OF THE SCHEDULE, AND THE SIGNATURE
                                ATTESTATION.

                                SCHEDULE 13D
--------------------------                          --------------------------
CUSIP NO. 532192101                                              Page 5 of 17
------------------------------------------------------------------------------

1. NAME OF REPORTING PERSON/S.S. OR I.R.S. INDENTIFICATION NO. OF ABOVE
    PERSON (entities only)

     ValueAct Capital Master Fund, L.P.
------------------------------------------------------------------------------
 2.  CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP*                 (a) [X]
                                                                       (b) [ ]
------------------------------------------------------------------------------
 3.  SEC USE ONLY

------------------------------------------------------------------------------
 4.  SOURCE OF FUNDS*
     WC*
------------------------------------------------------------------------------
 5.  CHECK BOX IF DISCLOSURE OF LEGAL PROCEEDINGS IS REQUIRED
     PURSUANT TO ITEMS 2(d) or 2(e)                                        [ ]
------------------------------------------------------------------------------
 6.  CITIZENSHIP OR PLACE OF ORGANIZATION

     British Virgin Islands
------------------------------------------------------------------------------
                    7.  SOLE VOTING POWER
                        0
   NUMBER OF       -----------------------------------------------------------
   SHARES           8.  SHARED VOTING POWER
   BENEFICIALLY         2,104,129**
   OWNED BY EACH   -----------------------------------------------------------
   PERSON WITH      9.  SOLE DISPOSITIVE POWER
                        0
                   -----------------------------------------------------------
                   10.  SHARED DISPOSITIVE POWER
                        2,104,129**
------------------------------------------------------------------------------
11.  AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON
 
     2,104,129**
------------------------------------------------------------------------------
12.  CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (11) EXCLUDES
     CERTAIN SHARES                                                        [ ]
------------------------------------------------------------------------------
13.  PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (11)

     15.3%
------------------------------------------------------------------------------
14.  TYPE OF REPORTING PERSON

     PN
------------------------------------------------------------------------------
*See Item 3
**See Item 2 and 5
                     *SEE INSTRUCTIONS BEFORE FILLING OUT!
             INCLUDE BOTH SIDES OF THE COVER PAGE, RESPONSES TO ITEMS 1-7
               (INCLUDING EXHIBITS) OF THE SCHEDULE, AND THE SIGNATURE
                                ATTESTATION.

                                SCHEDULE 13D
--------------------------                          --------------------------
CUSIP NO. 532192101                                              Page 6 of 17
------------------------------------------------------------------------------

1. NAME OF REPORTING PERSON/S.S. OR I.R.S. INDENTIFICATION NO. OF ABOVE
    PERSON (entities only)

     ValueAct Capital Co-Investors, L.P.
------------------------------------------------------------------------------
 2.  CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP*                 (a) [X]
                                                                       (b) [ ]
------------------------------------------------------------------------------
 3.  SEC USE ONLY

------------------------------------------------------------------------------
 4.  SOURCE OF FUNDS*
     WC*
------------------------------------------------------------------------------
 5.  CHECK BOX IF DISCLOSURE OF LEGAL PROCEEDINGS IS REQUIRED
     PURSUANT TO ITEMS 2(d) or 2(e)                                        [ ]
------------------------------------------------------------------------------
 6.  CITIZENSHIP OR PLACE OF ORGANIZATION

     Delaware
------------------------------------------------------------------------------
                    7.  SOLE VOTING POWER
                        0
   NUMBER OF       -----------------------------------------------------------
   SHARES           8.  SHARED VOTING POWER
   BENEFICIALLY         23,271**
   OWNED BY EACH   -----------------------------------------------------------
   PERSON WITH      9.  SOLE DISPOSITIVE POWER
                        0
                   -----------------------------------------------------------
                   10.  SHARED DISPOSITIVE POWER
                        23,271**
------------------------------------------------------------------------------
11.  AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON
 
     23,271**
------------------------------------------------------------------------------
12.  CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (11) EXCLUDES
     CERTAIN SHARES                                                        [ ]
------------------------------------------------------------------------------
13.  PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (11)

     less than 1%
------------------------------------------------------------------------------
14.  TYPE OF REPORTING PERSON

     PN
------------------------------------------------------------------------------
*See Item 3
**See Item 2 and 5
                     *SEE INSTRUCTIONS BEFORE FILLING OUT!
             INCLUDE BOTH SIDES OF THE COVER PAGE, RESPONSES TO ITEMS 1-7
               (INCLUDING EXHIBITS) OF THE SCHEDULE, AND THE SIGNATURE
                                ATTESTATION.

                                SCHEDULE 13D
--------------------------                          --------------------------
CUSIP NO. 532192101                                              Page 7 of 17
------------------------------------------------------------------------------

1. NAME OF REPORTING PERSON/S.S. OR I.R.S. INDENTIFICATION NO. OF ABOVE
    PERSON (entities only)

     VA Partners, L.L.C. 
------------------------------------------------------------------------------
 2.  CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP*                 (a) [X]
                                                                       (b) [ ]
------------------------------------------------------------------------------
 3.  SEC USE ONLY

------------------------------------------------------------------------------
 4.  SOURCE OF FUNDS*
     WC*
------------------------------------------------------------------------------
 5.  CHECK BOX IF DISCLOSURE OF LEGAL PROCEEDINGS IS REQUIRED
     PURSUANT TO ITEMS 2(d) or 2(e)                                        [ ]
------------------------------------------------------------------------------
 6.  CITIZENSHIP OR PLACE OF ORGANIZATION

     Delaware
------------------------------------------------------------------------------
                    7.  SOLE VOTING POWER
                        0
   NUMBER OF       -----------------------------------------------------------
   SHARES           8.  SHARED VOTING POWER
   BENEFICIALLY         2,127,400**
   OWNED BY EACH   -----------------------------------------------------------
   PERSON WITH      9.  SOLE DISPOSITIVE POWER
                        0
                   -----------------------------------------------------------
                   10.  SHARED DISPOSITIVE POWER
                        2,127,400**
------------------------------------------------------------------------------
11.  AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON
 
     2,127,400**
------------------------------------------------------------------------------
12.  CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (11) EXCLUDES
     CERTAIN SHARES                                                        [ ]
------------------------------------------------------------------------------
13.  PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (11)

     15.4%
------------------------------------------------------------------------------
14.  TYPE OF REPORTING PERSON

     00 (LLC)
------------------------------------------------------------------------------
*See Item 3
**See Item 2 and 5
                     *SEE INSTRUCTIONS BEFORE FILLING OUT!
             INCLUDE BOTH SIDES OF THE COVER PAGE, RESPONSES TO ITEMS 1-7
               (INCLUDING EXHIBITS) OF THE SCHEDULE, AND THE SIGNATURE
                                ATTESTATION.

                                SCHEDULE 13D
--------------------------                          --------------------------
CUSIP NO. 532192101                                              Page 8 of 17
------------------------------------------------------------------------------

1. NAME OF REPORTING PERSON/S.S. OR I.R.S. INDENTIFICATION NO. OF ABOVE
    PERSON (entities only)

     Jeffrey W. Ubben 
------------------------------------------------------------------------------
 2.  CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP*                 (a) [X]
                                                                       (b) [ ]
------------------------------------------------------------------------------
 3.  SEC USE ONLY

------------------------------------------------------------------------------
 4.  SOURCE OF FUNDS*
     WC*
------------------------------------------------------------------------------
 5.  CHECK BOX IF DISCLOSURE OF LEGAL PROCEEDINGS IS REQUIRED
     PURSUANT TO ITEMS 2(d) or 2(e)                                        [ ]
------------------------------------------------------------------------------
 6.  CITIZENSHIP OR PLACE OF ORGANIZATION

     Delaware
------------------------------------------------------------------------------
                    7.  SOLE VOTING POWER
                        0
   NUMBER OF       -----------------------------------------------------------
   SHARES           8.  SHARED VOTING POWER
   BENEFICIALLY         2,127,400**
   OWNED BY EACH   -----------------------------------------------------------
   PERSON WITH      9.  SOLE DISPOSITIVE POWER
                        0
                   -----------------------------------------------------------
                   10.  SHARED DISPOSITIVE POWER
                        2,127,400**
------------------------------------------------------------------------------
11.  AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON
 
     2,127,400**
------------------------------------------------------------------------------
12.  CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (11) EXCLUDES
     CERTAIN SHARES                                                        [ ]
------------------------------------------------------------------------------
13.  PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (11)

     15.4%
------------------------------------------------------------------------------
14.  TYPE OF REPORTING PERSON

     IN
------------------------------------------------------------------------------
*See Item 3
**See Item 2 and 5
                     *SEE INSTRUCTIONS BEFORE FILLING OUT!
             INCLUDE BOTH SIDES OF THE COVER PAGE, RESPONSES TO ITEMS 1-7
               (INCLUDING EXHIBITS) OF THE SCHEDULE, AND THE SIGNATURE
                                ATTESTATION.

                                SCHEDULE 13D
--------------------------                          --------------------------
CUSIP NO. 532192101                                              Page 9 of 17
------------------------------------------------------------------------------
1. NAME OF REPORTING PERSON/S.S. OR I.R.S. INDENTIFICATION NO. OF ABOVE
    PERSON (entities only)

     George F. Hamel, Jr. 
------------------------------------------------------------------------------
 2.  CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP*                 (a) [X]
                                                                       (b) [ ]
------------------------------------------------------------------------------
 3.  SEC USE ONLY

------------------------------------------------------------------------------
 4.  SOURCE OF FUNDS*
     WC*
------------------------------------------------------------------------------
 5.  CHECK BOX IF DISCLOSURE OF LEGAL PROCEEDINGS IS REQUIRED
     PURSUANT TO ITEMS 2(d) or 2(e)                                        [ ]
------------------------------------------------------------------------------
 6.  CITIZENSHIP OR PLACE OF ORGANIZATION

     Delaware
------------------------------------------------------------------------------
                    7.  SOLE VOTING POWER
                        0
   NUMBER OF       -----------------------------------------------------------
   SHARES           8.  SHARED VOTING POWER
   BENEFICIALLY         2,127,400**
   OWNED BY EACH   -----------------------------------------------------------
   PERSON WITH      9.  SOLE DISPOSITIVE POWER
                        0
                   -----------------------------------------------------------
                   10.  SHARED DISPOSITIVE POWER
                        2,127,400**
------------------------------------------------------------------------------
11.  AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON
 
     2,127,400**
------------------------------------------------------------------------------
12.  CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (11) EXCLUDES
     CERTAIN SHARES                                                        [ ]
------------------------------------------------------------------------------
13.  PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (11)

     15.4%
------------------------------------------------------------------------------
14.  TYPE OF REPORTING PERSON

     IN
------------------------------------------------------------------------------
*See Item 3
**See Item 2 and 5
                     *SEE INSTRUCTIONS BEFORE FILLING OUT!
             INCLUDE BOTH SIDES OF THE COVER PAGE, RESPONSES TO ITEMS 1-7
               (INCLUDING EXHIBITS) OF THE SCHEDULE, AND THE SIGNATURE
                                ATTESTATION.


                                SCHEDULE 13D
--------------------------                          --------------------------
CUSIP NO. 532192101                                              Page 10 of 17
------------------------------------------------------------------------------

1. NAME OF REPORTING PERSON/S.S. OR I.R.S. INDENTIFICATION NO. OF ABOVE
    PERSON (entities only)

     Peter H. Kamin 
------------------------------------------------------------------------------
 2.  CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP*                 (a) [X]
                                                                       (b) [ ]
------------------------------------------------------------------------------
 3.  SEC USE ONLY

------------------------------------------------------------------------------
 4.  SOURCE OF FUNDS*
     WC*
------------------------------------------------------------------------------
 5.  CHECK BOX IF DISCLOSURE OF LEGAL PROCEEDINGS IS REQUIRED
     PURSUANT TO ITEMS 2(d) or 2(e)                                        [ ]
------------------------------------------------------------------------------
 6.  CITIZENSHIP OR PLACE OF ORGANIZATION

     Delaware
------------------------------------------------------------------------------
                    7.  SOLE VOTING POWER
                        0
   NUMBER OF       -----------------------------------------------------------
   SHARES           8.  SHARED VOTING POWER
   BENEFICIALLY         2,127,400**
   OWNED BY EACH   -----------------------------------------------------------
   PERSON WITH      9.  SOLE DISPOSITIVE POWER
                        12,000
                   -----------------------------------------------------------
                   10.  SHARED DISPOSITIVE POWER
                        2,127,400**
------------------------------------------------------------------------------
11.  AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON
 
     2,139,400**
------------------------------------------------------------------------------
12.  CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (11) EXCLUDES
     CERTAIN SHARES                                                        [ ]
------------------------------------------------------------------------------
13.  PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (11)

     15.5%
------------------------------------------------------------------------------
14.  TYPE OF REPORTING PERSON

     IN
------------------------------------------------------------------------------
*See Item 3
**See Item 2 and 5
                     *SEE INSTRUCTIONS BEFORE FILLING OUT!
             INCLUDE BOTH SIDES OF THE COVER PAGE, RESPONSES TO ITEMS 1-7
               (INCLUDING EXHIBITS) OF THE SCHEDULE, AND THE SIGNATURE
                                ATTESTATION.


THE PURPOSE OF THIS AMENDMENT NO. 7 TO SCHEDULE 13D IS TO AMEND THE SCHEDULE
13D FILED BY THE REPORTING PERSONS ON AUGUST 10, 2001. THE INFORMATION BELOW
SUPPLEMENTS THE INFORMATION PREVIOUSLY PROVIDED.

ITEM 1.  SECURITY AND ISSUER.

         This Schedule 13D relates to shares of Common Stock, par value $0.02
par value per share (the "Common Stock"), of Lifeline Systems, Inc., a
Massachusetts corporation (the "Issuer").  The address of the principal
Executive offices of the Issuer is 111 Lawrence Street, Framingham,
Massachusetts 01702-8156.

ITEM 2.  IDENTITY AND BACKGROUND.

        This statement is filed jointly by (a) ValueAct Capital Partners,
L.P. ("ValueAct Partners"), (b) ValueAct Capital Partners II, L.P. ("ValueAct
Partners II"), (c) ValueAct Capital International, Ltd. ("ValueAct
International"), (d) ValueAct Capital Master Fund, L.P. ("ValueAct Master
Fund"), (e) ValueAct Capital Co-Investors, L.P. (?ValueAct Co-Investors?),
(f) VA Partners, L.L.C. ("VA Partners"), (g) Jeffrey W. Ubben, (h) George F.
Hamel, Jr. and (i) Peter H. Kamin (collectively, the "Reporting Persons").

ValueAct Partners, ValueAct Partners II and ValueAct Co-Investors are each
Delaware limited partnerships. ValueAct International is a Company organized
under the laws of the British Virgin Islands. ValueAct Master Fund is a limited
partnership organized under the laws of the British Virgin Islands. Each has a
principal business address of 435 Pacific Avenue, Fourth Floor, San Francisco,
CA 94133.

VA Partners is a Delaware limited liability company, the principal business of
which is to render investment management services to ValueAct International and
to serve as the General Partner to ValueAct Partners, ValueAct Partners II,
ValueAct Master Fund and ValueAct Co-Investors. VA Partners has a principal
business address of 435 Pacific Avenue, Fourth Floor, San Francisco, CA 94133. 

(a), (b) and (c). Messrs. Ubben, Hamel and Kamin are each managing members,
principal owners and controlling persons of VA Partners, and directors and
principal executive officers of ValueAct International, and such activities
constitute their principal occupations. Such individuals are sometimes
collectively referred to herein as the ?Managing Members? or individually as a
?Managing Member?. Each Managing Member is a United States citizen and has a
principal business address of 435 Pacific Avenue, Fourth Floor, San Francisco,
CA 94133.

 (d) and (e). None of the entities or persons identified in this Item 2 has
during the past five years been convicted of any criminal proceeding (excluding
traffic violations or similar misdemeanors), nor been a party to a civil
proceeding of a judicial or administrative body of competent judgment, decree or
final order enjoining future violations of, or prohibiting or mandating
activities subject to, federal or state securities laws or finding any violation
with respect to such laws.


                               Page 11 of 17








ITEM 5.  INTEREST IN SECURITIES OF THE ISSUER

(a) and (b). Set forth below is the beneficial ownership of shares of Common
Stock of the Issuer for each person named in Item 2. At the date of this filing,
ValueAct Partners, ValueAct Partners II and ValueAct International have
contributed all of their assets (including the beneficial ownership of shares of
Common Stock of the Issuer) to ValueAct Master Fund in exchange for proportional
limited partnership interests in ValueAct Master Fund.

Shares reported as beneficially owned by ValueAct Partners, ValueAct Partners
II, ValueAct International, ValueAct Master Fund and ValueAct Co-Investors
are also reported as beneficially owned by VA Partners, as investment manager
or General Partner of each such investment partnership, and by the Managing
Members as controlling persons of the General Partner. VA Partners and the
Managing Members also, directly or indirectly, may own interests in one or
both of such partnerships from time to time. Unless otherwise indicated
below, by reason of such relationships each of the partnerships is reported
as having shared power to vote or to direct the vote, and shared power to
dispose or direct the disposition of, such shares of Common Stock with VA
Partners and the Managing Members.

As of the date hereof, ValueAct Partners is the beneficial owner of 0 shares of
Common Stock. ValueAct Partners II is the beneficial owner of 0 shares of Common
Stock.  ValueAct International is the beneficial owner of 0 shares of Common
Stock. ValueAct Master Fund is the beneficial owner of 2,104,129 shares of
Common Stock, representing approximately 15.3% of the Issuers outstanding Common
Stock. ValueAct Co-Investors is the beneficial owner of 23,271 shares of Common
Stock, representing less than 1% of the Issuers outstanding Common Stock.

VA Partners and each of the Managing Members may be deemed the beneficial
owner of an aggregate of 2,127,400 shares of Issuer Common stock, representing
approximately 15.4% of the Issuers outstanding Common Stock. In addition to the
2,127,400 shares of Issuer Common Stock which Mr. Kamin may be deemed to
beneficially own by reason of his being a Managing Member, Mr. Kamin also
personally owns 12,000 shares of Common Stock (or, when combined with the
2,127,400 shares of Common Stock he may be deemed to beneficially own by reason
of his being a Managing Member, 15.5% of the Issuer's Common Stock). All
percentages set forth in this Schedule 13D are based upon the Issuer's reported
13,779,225 outstanding shares of Common Stock as reported in the Issuer's Form
10-Q for the quarter ended June 30, 2004.

         
(b) During the sixty (60) days preceding the date of this report the
Reporting Persons sold the following shares of Common Stock in the open market.

Reporting Person          Trade Date     Shares    Price/Share
----------   	             ---------      -------   -----------

ValueAct Master Fund      10-25-04       450,000     $24.00


(d) and (e)  Not applicable.

                               Page 12 of 17







ITEM 6.  CONTRACTS, ARRANGEMENTS, UNDERSTANDINGS OR RELATIONSHIPS WITH RESPECT
         TO SECURITIES OF THE ISSUER

         Other than as described elsewhere in this Report, the Reporting
Persons have no understandings, arrangements, relationships or contracts
relating to the Issuer's Common Stock which are required to be described
thereunder.   

ITEM 7.  MATERIAL TO BE FILED AS EXHIBITS

A. Joint Filing Agreement







                               Page 12 of 15





                                  SIGNATURES

     After reasonable inquiry and to the best of my knowledge and belief, I
certify that the information set forth in this statement is true, complete and
correct.

                             POWER OF ATTORNEY

KNOW ALL PERSONS BY THESE PRESENTS, that each person whose signature appears
below on this Schedule 13D hereby constitutes and appoints Jeffrey W. Ubben,
George F. Hamel, Jr. and Peter H. Kamin, and each of them, with full power to
act without the other, his true and lawful attorney-in-fact and agent, with
full power of substitution and resubstitution, for him and in his name, place
and stead, in any and all capacities (until revoked in writing) to sign any
and all amendments to this Schedule 13D, and to file the same, with all
exhibits thereto and other documents in connection therewith, with the
Securities and Exchange Commission, granting unto said attorneys-in-fact and
agents, and each of them, full power and authority to do and perform each and
every act and thing requisite and necessary fully to all intents and purposes
as he might or could do in person, thereby ratifying and confirming all that
said attorneys-in-fact and agents or any of them, or their or his substitute
or substitutes, may lawfully do or cause to be done by virtue hereof.


                              ValueAct Capital Partners L.P., by 
                              VA Partners, L.L.C., its General Partner

                              By:    /s/  George F. Hamel, Jr.
                                --------------------------------------
Dated:  November 2, 2004        George F. Hamel, Jr., Managing Member


                              ValueAct Capital Partners II L.P., by 
                              VA Partners, L.L.C., its General Partner

                              By:    /s/  George F. Hamel, Jr.
                                --------------------------------------
Dated:  November 2, 2004        George F. Hamel, Jr., Managing Member


                              ValueAct Capital International, Ltd., by 
                              VA Partners, L.L.C., its investment manager

                              By:    /s/  George F. Hamel, Jr.
                                --------------------------------------
Dated:  November 2, 2004        George F. Hamel, Jr., Managing Member

                              ValueAct Capital Master Fund L.P., by 
                              VA Partners, L.L.C., its General Partner

                              By:    /s/  George F. Hamel, Jr.
                                --------------------------------------
Dated:  November 2, 2004        George F. Hamel, Jr., Managing Member



                               Page 14 of 17


                              ValueAct Capital Co-Investors, L.P., by 
                              VA Partners, L.L.C., its General Partner

                              By:    /s/  George F. Hamel, Jr.
                                --------------------------------------
Dated:  November 2, 2004        George F. Hamel, Jr., Managing Member


                              VA Partners, L.L.C.

                              By:    /s/  George F. Hamel, Jr.
                                --------------------------------------
Dated:  November 2, 2004        George F. Hamel, Jr., Managing Member


                              By:    /s/  Jeffrey W. Ubben
                                --------------------------------------
Dated:  November 2, 2004        Jeffrey W. Ubben, Managing Member


                              By:    /s/  George F. Hamel, Jr.
                                --------------------------------------
Dated:  November 2, 2004        George F. Hamel, Jr., Managing Member


                              By:    /s/  Peter H. Kamin
                                --------------------------------------
Dated:  November 2, 2004        Peter H. Kamin, Managing Member

                               Page 15 of 17





                                   Exhibit A
                           JOINT FILING UNDERTAKING

The undersigned parties hereby agree that the Schedule 13D filed herewith (and
any amendments thereto) relating to the Common Stock of Lifeline Systems, Inc.
is being filed jointly on behalf of each of them with the Securities and
Exchange Commission pursuant to Section 13(d) of the Securities Exchange Act
of 1934, as amended.

                              ValueAct Capital Partners L.P., by 
                              VA Partners, L.L.C., its General Partner
                              By:    /s/  George F. Hamel, Jr.
                                --------------------------------------
Dated:  November 2, 2004        George F. Hamel, Jr., Managing Member


                              ValueAct Capital Partners II L.P., by 
                              VA Partners, L.L.C., its General Partner
                              By:    /s/  George F. Hamel, Jr.
                                --------------------------------------
Dated:  November 2, 2004        George F. Hamel, Jr., Managing Member


                              ValueAct Capital International, Ltd., by 
                              VA Partners, L.L.C., its investment manager

                              By:    /s/  George F. Hamel, Jr.
                                --------------------------------------
Dated:  November 2, 2004        George F. Hamel, Jr., Managing Member

                              ValueAct Capital Master Fund, L.P., by 
                              VA Partners, L.L.C., its General Partner

                              By:    /s/  George F. Hamel, Jr.
                                --------------------------------------
Dated:  November 2, 2004        George F. Hamel, Jr., Managing Member

                              ValueAct Capital Co-Investors, L.P., by 
                              VA Partners, L.L.C., its General Partner

                              By:    /s/  George F. Hamel, Jr.
                                --------------------------------------
Dated:  November 2, 2004        George F. Hamel, Jr., Managing Member



                               Page 16 of 17




                              VA Partners, L.L.C.

                              By:    /s/  George F. Hamel, Jr.
                                --------------------------------------
Dated:  November 2, 2004        George F. Hamel, Jr., Managing Member


                              By:    /s/  Jeffrey W. Ubben
                                --------------------------------------
Dated:  November 2, 2004        Jeffrey W. Ubben, Managing Member


                              By:    /s/  George F. Hamel, Jr.
                                --------------------------------------
Dated:  November 2, 2004        George F. Hamel, Jr., Managing Member


                              By:    /s/  Peter H. Kamin
                                --------------------------------------
Dated:  November 2, 2004        Peter H. Kamin, Managing Member

                               Page 17 of 17