Covers the making of a "sequel" to the surprising hit of "Whatever Happened to Baby Jane?", in which career rivals Bette Davis and Joan Crawford finally appeared together in combative circumstances. The follow-up film, "Hush Hush, Sweet Charlotte", had done location shooting in Louisiana and some Hollywood soundstage shooting when, Crawford, victim this time to Davis's well-planned scheming, withdrew from the film, necessitating a restart with a different star, Olivia de Havilland. Interviews with co-star and family members reveal the nature of the Davis-Crawford rivalry.