Guest Stars José Ferrer as Cagliostro Elaine Joyce as Sheri Diamond Michelle Phillips as Regina Kellijian Brian Kerwin as Andy Townsend Robert Loggia as Joe Kellijian Diana Canova as Joan Germaine Murray Hamilton as Bud Michaels Conrad Janis as Dr. Yambert Robert Hogan as Lt. Bergkamp Mayf Nutter as Zack Bernard Co Starring Rance Howard as Filmore Elvia Allman as Elderly Lady Bill Shick as Hypnotized Person #3 Bob Tzudiker as Clerk Hartley Silver as Hypnotized Person #2 Ritchie Montgomery as Busboy Lee Duncan as Policeman #1 Dianne Turley Travis as Helsema Alex Rebar as Hypnotist Robert Balderson as Hypnotized Person #1 Joy Ellison as Hypnotized Person #5 Gay Hagen as Hypnotized Person #4 Mary Lou Kenworthy as Liz Kathy Stangel as Hypnotized Person #6