Pablo Ferro Director, Producer JoBeth Williams Crazy , Sane Diane Actor George Segal Buddy Arnett Actor Don Calfa Irving Actor Shelley Hack Jennifer Actor Betsy Lynn George Jailbait Actor Bill Macy Sydney Actor Ruth Gilbert Mrs. Landesman Actor Nicholas Kadi Saudi Prince Actor Julian Barry Screenwriter Paul Colichman Executive Producer Michael Sullivan Cinematographer Allen Ferro Film Editing Michael Elliott Original Music Carlos Barbosa Production Design Richard Brunton Art Director Ellen Brill Set Decoration Donald Paul Pemrick Casting