SCHEDULE 14A

                                 (RULE 14a-101)

                            SCHEDULE 14A INFORMATION

                PROXY STATEMENT PURSUANT TO SECTION 14(a) OF THE
                         SECURITIES EXCHANGE ACT OF 1934

Filed by the Registrant                            [X]
Filed by a Party other than the Registrant         [ ]

Check the appropriate box:
[ ]   Preliminary Proxy Statement
[ ]   Confidential, for Use of the Commission Only (as permitted by Rule
      14a-6(e)(2))
[ ]   Definitive Proxy Statement
[X]   Definitive Additional Materials
[ ]   Soliciting Material Pursuant to Section 240.14a-12


                           FIRST INVESTORS SERIES FUND
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                (Name of Registrant as Specified In Its Charter)


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    (Name of Person(s) Filing Proxy Statement, if other than the Registrant)

Payment of Filing Fee (Check the appropriate box):

[X]   No fee required.

[ ]   Fee computed on table below per Exchange Act Rules 14a-6(i)(1) and 0-11.

      (1)  Title of each class of securities to which transaction applies:
      (2)  Aggregate number of securities to which transaction applies:
      (3)  Per unit  price or other  underlying  value of  transaction  computed
           pursuant to Exchange Act Rule 0-11 (Set forth the amount on which the
           filing fee is calculated and state how it was determined):
      (4)  Proposed maximum aggregate value of transaction:
      (5)  Total fee paid:

[ ]   Fee paid previously with preliminary materials.

[ ]   Check box if any part of the fee is offset as provided by Exchange Act
      Rule 0-11(a)(2) and identify the filing for which the offsetting fee was
      paid previously. Identify the previous filing by registration statement
      number, or the Form or Schedule and the date of its filing.

      (1)  Amount Previously Paid:
      (2)  Form, Schedule or Registration Statement No.:
      (3)  Filing Party:
      (4)  Date Filed:



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                                         No matter how many shares you own, your
  HELP THE SPECIAL                       vote matters. Please return your signed
  SITUATIONS FUND AVOID                  proxy  card to us  right  away.  If the
  ADDITIONAL PROXY                       January  26, 2005  meeting  needs to be
  SOLICITATION EXPENSES.                 postponed,    the   Fund   will   incur
  PLEASE VOTE AND RETURN                 additional expenses.
  YOUR PROXY AS SOON AS
  YOU RECEIVE IT.                        Thank you for your cooperation.

                                                          [FIRST INVESTORS LOGO]
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