Who Played In Mommy Dearest?

The movie "Mommie Dearest" (1981) stars Faye Dunaway as Joan Crawford, Diana Scarwid as Christina Crawford, Steve Forrest as Greg Savitt, Mara Hobel as Christina as a child, Xandra Carmichael as Cathy, Howard Da Silva as Louis B. Mayer, Harry Goz as Max Reinhardt, Rutanya Alda as Tish, Jocelyn Brando as Helen and Ruth Maleczech as Carol Ann.