Orson Welles
— Mr. Cato
Pamela Franklin
— Lori Brandon
Lee Purcell
— Priscilla
Michael Ontkean
— Frank Brandon
Harvey Jason
— Dr. Jay
Stephen Knight
— High Priest
Terry Quinn
— Cato's Son
Barbara Peckinpaugh
— Jennie
Anne Gaybis
— Spirit
Brinke Stevens
— Black Sabbath Member (as Berinka Stevens)
Carl Solomon
— Black Sabbath Member
Anna Berglund
— Assistant to High Priest
Laurie Senit
— Witches Coven Member