Stepmom has a pretty good cast Given the right project and a director who cares about getting the best out of her. stepmom Starring Julia Roberts(Isabel)  and Susan Sarandon{Jackie) as a couple of women who fight for the hearts and minds  Stepmom is also about two strong independent women and apparent polar opposites who must find a way to connect. When Jackie discovers she is terminally ill and Isabel's relationship with Luke becomes serious, both women realize they must put aside their differences to save a family. The questions don't have easy answers: How do you hold a family together when the person who has been the rock, the most solid center of that unit one could imagine, gets sick Can another person take her place?