IMDb101 votesPlay trailerMovieShe's Not Our Sister2011•1h 29m•Drama, ComedyTheir family tree just got a little bigger...What happens when three sisters find out they stand to inherit a multimillion-dollar fortune, and in the process discover a half-sister their estranged father never told them about?Top castDetailsMore like this6.545 votesIMDb 6.269 votesIMDb 6.198 votesIMDb 6.3259 votesIMDb 6.3229 votesIMDb 6.385 votesIMDb 5.875 votesIMDb 667 votesIMDb 6.472 votesIMDb 5.8164 votesIMDb 6.3149 votesIMDb 6.1165 votesIMDb