US Secret Agent Glen Manning
April Adams - Captive
U.S. Secretary of Defense / Adolf Hitler (rumored)
Karl Krauss
Unnamed Survivor
Gerhardt Frobel
Julie Simmons - Secretary
Bernard Vogel (as Glen Ranson)
Maj. Chinn Lee
Assistant Brunner
Nazi Guard
Greta - Ringleader
Hitler Clone (rumored) (as Gustof Unger)
Hitler Clone (rumored)
Captive
Ann - Girl in Nightclub
Clone
German Soldier (uncredited)
Nazi Soldier (uncredited)
Clone (uncredited)
Al Norris - CIA Chief (uncredited)
Self (archive footage) (uncredited)