<PAGE>
 

                                  SIGNATURES
 
  PURSUANT TO THE REQUIREMENTS OF SECTION 13 OR 15(D) OF THE SECURITIES
EXCHANGE ACT OF 1934, THE REGISTRANT HAS DULY CAUSED THIS REPORT TO BE SIGNED
ON ITS BEHALF BY THE UNDERSIGNED, THEREUNTO DULY AUTHORIZED.
 
                                                   Zapata Corporation
                                                      (Registrant)
 
 
                                                   
                                          By       Lamar C. McIntyre 
                                             ----------------------------------
                                                   (Lamar C. McIntyre
                                             Vice President, Chief Financial
                                            Officer, Treasurer and Assistant
                                                       Secretary)
 
December 20, 1995
 
  PURSUANT TO THE REQUIREMENTS OF THE SECURITIES EXCHANGE ACT OF 1934, THIS
REPORT HAS BEEN SIGNED BELOW BY THE FOLLOWING PERSONS ON BEHALF OF THE
REGISTRANT AND IN THE CAPACITIES AND ON THE DATES INDICATED.
 

<TABLE>
<CAPTION>
             SIGNATURE                           TITLE                    DATE
             ---------                           -----                    ----
 
<S>                                          <C>                           <C>
         Avram A. Glazer*                    President and Chief           December 20, 1995
- ------------------------------------         Executive Officer (Principal
         (Avram A. Glazer)                   Executive Officer)
                                            
         Lamar C. McIntyre                   Vice President, Chief         December 20, 1995
- ------------------------------------         Financial Officer,
        (Lamar C. McIntyre)                  Treasurer and Assistant
                                             Secretary (Principal
                                             Financial and Accounting
                                             Officer)
        Malcolm I. Glazer*             +++        
- ------------------------------------     +   
        (Malcolm I. Glazer)              +   
                                         +   
       Ronald C. Lassiter*               + 
- ------------------------------------     +
        (Ronald C. Lassiter)             ++  Directors of the Registrant   December 20, 1995 
                                         +   
     Robert V. Leffler, Jr.*             +
- ------------------------------------     +
      (Robert V. Leffler, Jr.)           +
                                         +
         W. George Loar*               +++
- ------------------------------------      
          (W. George Loar)               
                                         
*By:   Lamar C. McIntyre                 
    --------------------------------- 
      (Lamar C. McIntyre,
       Attorney-in-Fact)
</TABLE>

 
 
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