Lyle Talbot
— Capt. Robert Owen
June Duprez
— Inga Beckering
Victor Varconi
— Col. Otto von Ritter
George N. Neise
— Lt. Erik Falken
Charley Rogers
— Sgt. Harry Hall
Paul Baratoff
— Gen. Heden
Leslie Denison
— Capt. Ralph Deane
Crane Whitley
— Doctor
Sven Hugo Borg
— Dalberg
Eric Wilton
— Gen. Lloyd
Pierce Lyden
— Braun - Ritter's Aide
John Beck
— Mr. Sandling - Beggar
Robert Fischer
— Maj. Von Memel
Sigfrid Tor
— German Lieutenant
Brian O'Hara
— Lammet - Radio Broadcaster