Terry Bedford Director Peter Coyote Stone Actor Billie Whitelaw Madge Actor Mel Smith Terry Abbatt Actor Philip Sayer Costello Actor Bill Luhrs Joe Sheer Actor Marie Masters Joni Actor Clarence Felder Orxel Actor Ned Eisenberg Lonzini Actor Trevor Preston Screenwriter John Dark Producer Gower Frost Producer Bob Mercer Executive Producer Colin Towns Original Music Stephen Smith Cinematographer Herb Wagreich Cinematographer Nicolas Gaster Film Editing Keith Wilson Production Design