Rudolph Anders

as Mr. Rolfe Bergh - Chaperon

as Oberkommandant

as Wilhelm Gottfried

as Col. Karl Osler

as Dr. Louis DuPont

as Mr. Ettinger (uncredited)

as Dr. Albert Fuss

as Dr. Yeager

as Dr. Wyatt

as German (voice) (uncredited)

as Stillman

as Gestapo Sergeant at Desk at Top of Hotel Stairs (uncredited)

as Cab Driver (uncredited)

as Storm Trooper

as Paul Strawn (as Robert O. Davis)

as Doctor (uncredited)

as Karl (as Rudolph Amendt)