<TABLE> <S> <C>

<ARTICLE> 6
<CIK> 0000919557
<NAME> TRAVELERS SERIES FUND INC.
<SERIES>
   <NUMBER> 10
   <NAME> MFS TOTAL RETURN PORTFOLIO
       
<S>                             <C>
<PERIOD-TYPE>                   YEAR
<FISCAL-YEAR-END>                          OCT-31-1997
<PERIOD-END>                               OCT-31-1997
<INVESTMENTS-AT-COST>                      243,620,317
<INVESTMENTS-AT-VALUE>                     270,037,257
<RECEIVABLES>                                2,746,433
<ASSETS-OTHER>                                 369,740
<OTHER-ITEMS-ASSETS>                                 0
<TOTAL-ASSETS>                               3,116,173
<PAYABLE-FOR-SECURITIES>                     9,338,379
<SENIOR-LONG-TERM-DEBT>                              0
<OTHER-ITEMS-LIABILITIES>                      229,921
<TOTAL-LIABILITIES>                          9,568,300
<SENIOR-EQUITY>                                      0
<PAID-IN-CAPITAL-COMMON>                   218,637,072
<SHARES-COMMON-STOCK>                       17,220,795
<SHARES-COMMON-PRIOR>                       10,246,365
<ACCUMULATED-NII-CURRENT>                            0
<OVERDISTRIBUTION-NII>                       6,907,451
<ACCUMULATED-NET-GAINS>                     11,623,317
<OVERDISTRIBUTION-GAINS>                             0
<ACCUM-APPREC-OR-DEPREC>                    26,417,290
<NET-ASSETS>                               263,585,130
<DIVIDEND-INCOME>                            2,880,738
<INTEREST-INCOME>                            5,695,940
<OTHER-INCOME>                                       0
<EXPENSES-NET>                               1,670,536
<NET-INVESTMENT-INCOME>                      6,906,142
<REALIZED-GAINS-CURRENT>                    11,632,148
<APPREC-INCREASE-CURRENT>                   15,804,046
<NET-CHANGE-FROM-OPS>                       34,342,336
<EQUALIZATION>                                       0
<DISTRIBUTIONS-OF-INCOME>                    3,166,892
<DISTRIBUTIONS-OF-GAINS>                     1,937,784
<DISTRIBUTIONS-OTHER>                                0
<NUMBER-OF-SHARES-SOLD>                      6,821,186
<NUMBER-OF-SHARES-REDEEMED>                    230,566
<SHARES-REINVESTED>                            383,810
<NET-CHANGE-IN-ASSETS>                     129,055,737
<ACCUMULATED-NII-PRIOR>                      1,430,635
<ACCUMULATED-GAINS-PRIOR>                      403,787
<OVERDISTRIB-NII-PRIOR>                              0
<OVERDIST-NET-GAINS-PRIOR>                           0
<GROSS-ADVISORY-FEES>                        1,556,167
<INTEREST-EXPENSE>                             114,369
<GROSS-EXPENSE>                              1,670,536
<AVERAGE-NET-ASSETS>                       194,967,388
<PER-SHARE-NAV-BEGIN>                            13.13
<PER-SHARE-NII>                                  00.38
<PER-SHARE-GAIN-APPREC>                          02.27
<PER-SHARE-DIVIDEND>                             00.29
<PER-SHARE-DISTRIBUTIONS>                        00.18
<RETURNS-OF-CAPITAL>                                 0
<PER-SHARE-NAV-END>                              15.31
<EXPENSE-RATIO>                                  00.86
<AVG-DEBT-OUTSTANDING>                               0
<AVG-DEBT-PER-SHARE>                                 0
        

</TABLE>