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