as Otto Kurtz
as German Lieutenant (uncredited)
as Kurt
as German Submarine Captain (uncredited)
as German Border Guard (Uncredited)
as German Sergeant (uncredited)
as Schlesser, device expert [Chs. 10-11]
as German-American at Bund Meeting (uncredited)
as German Pilot (uncredited)
as Radioman
as Bulky Gardener
as Porter (uncredited)
as German Getting Film from Le Blanc (uncredited)
as Bank Clerk (uncredited)
as German Officer on Train
as Marion's Father (as Fred Gierman)
as U-Boat Commander (uncredited)
as Tea Planter (uncredited)
as Eppler
as Sergeant (uncredited)
as Attaché
as Austrian Sergeant (uncredited)
as Doctor (uncredited)
as Stamin
as Father Pommer
as Captain Patzer
as Major Eisel
as Franz Mueller, as Frederick Gierman
as Carl Nash
as Nazi Radio Announcer
as Meyer
as Van Hoven
