Psycho Sisters

Biff Yeager as Bill John Howard as Dr. Thomas Steve Mitchell as Lt. Haze Charles Robinson as Jerry (as Charles Knox Robinson) Sydney Chaplin as George John Ashton as Brock Ben Frank as Woody Susan Strasberg as Brenda Faith Domergue as Millie Hartman Kathleen Freeman as Hilda

Reginald Le Borg Director William Tuttle Makeup Effects Dean Cundey Director of Photography