<TABLE> <S> <C>

<ARTICLE> 6
<CIK> 0000919557
<NAME> TRAVELERS SERIES FUND INC.
<SERIES>
   <NUMBER> 10
   <NAME> MFS TOTAL RETURN
       
<S>                             <C>
<PERIOD-TYPE>                   YEAR
<FISCAL-YEAR-END>                          OCT-31-1998
<PERIOD-END>                               OCT-31-1998
<INVESTMENTS-AT-COST>                      444,766,310
<INVESTMENTS-AT-VALUE>                     461,960,134
<RECEIVABLES>                                7,346,845
<ASSETS-OTHER>                                       0
<OTHER-ITEMS-ASSETS>                                 0
<TOTAL-ASSETS>                             469,306,979
<PAYABLE-FOR-SECURITIES>                     6,650,509
<SENIOR-LONG-TERM-DEBT>                              0
<OTHER-ITEMS-LIABILITIES>                      382,692
<TOTAL-LIABILITIES>                          7,033,201
<SENIOR-EQUITY>                                      0
<PAID-IN-CAPITAL-COMMON>                   402,761,283
<SHARES-COMMON-STOCK>                       28,475,906
<SHARES-COMMON-PRIOR>                       17,220,795
<ACCUMULATED-NII-CURRENT>                   12,670,197
<OVERDISTRIBUTION-NII>                               0
<ACCUMULATED-NET-GAINS>                     29,621,868
<OVERDISTRIBUTION-GAINS>                             0
<ACCUM-APPREC-OR-DEPREC>                    17,220,430
<NET-ASSETS>                               462,273,778
<DIVIDEND-INCOME>                            4,605,371
<INTEREST-INCOME>                           11,017,994
<OTHER-INCOME>                                       0
<EXPENSES-NET>                               3,164,886
<NET-INVESTMENT-INCOME>                     12,458,479
<REALIZED-GAINS-CURRENT>                    29,863,794
<APPREC-INCREASE-CURRENT>                  (9,196,861)
<NET-CHANGE-FROM-OPS>                       33,125,412
<EQUALIZATION>                                       0
<DISTRIBUTIONS-OF-INCOME>                    6,865,134
<DISTRIBUTIONS-OF-GAINS>                    11,682,116
<DISTRIBUTIONS-OTHER>                                0
<NUMBER-OF-SHARES-SOLD>                     10,257,417
<NUMBER-OF-SHARES-REDEEMED>                    125,704
<SHARES-REINVESTED>                          1,123,398
<NET-CHANGE-IN-ASSETS>                      11,255,111
<ACCUMULATED-NII-PRIOR>                      6,905,623
<ACCUMULATED-GAINS-PRIOR>                   11,625,144
<OVERDISTRIB-NII-PRIOR>                              0
<OVERDIST-NET-GAINS-PRIOR>                           0
<GROSS-ADVISORY-FEES>                        2,992,300
<INTEREST-EXPENSE>                                   0
<GROSS-EXPENSE>                              3,164,886
<AVERAGE-NET-ASSETS>                       375,847,967
<PER-SHARE-NAV-BEGIN>                            15.31
<PER-SHARE-NII>                                  00.32
<PER-SHARE-GAIN-APPREC>                          01.36
<PER-SHARE-DIVIDEND>                                 0
<PER-SHARE-DISTRIBUTIONS>                        00.76
<RETURNS-OF-CAPITAL>                                 0
<PER-SHARE-NAV-END>                              16.23
<EXPENSE-RATIO>                                  00.84
<AVG-DEBT-OUTSTANDING>                               0
<AVG-DEBT-PER-SHARE>                                 0
        

</TABLE>