MOVIES - Sept. 19, 1990

When Ephron Met Ephron: Nora Ephron, the screenwriter and novelist who wrote the screenplays for “When Harry Met Sally . . .” and “Silkwood” and the novel and film “Heartburn,” will become a director. Ephron will direct “This Is My Life,” a script she wrote with her sister, Delia, who is known for her comical children’s books. The 20th Century Fox film is about a mother-daughter relationship in a show business family. Fox will begin casting the movie soon.