as Oberlt. Mertens
as Mr. Radeck (voice) (uncredited)
as Narrator
as Fritz
as FBI Agent Joe Como (German voice)
as Mac O'Hara
as Co-Pilot
as Wilutzki
as Willi
as Goddard
as Basler
as Rosen
as Lew Hatton
as Erich Seidel
as Narrator (voice) (uncredited)
as Kommissar Wobeck
as Dr. Hans Leonhard
as Paul Bommer
as Leppich
as Staffler
as Renzyk
as Dr. Engel
as Obersturmbannführer Eicher
as 2.Maler
