- Peter Viertelscreenplay
- George Howenovel "Call It Treason"
- Jack Rollenswriter (uncredited)
- Carl Zuckmayerdialogue (uncredited)
- Hildegard Knef(as Hildegarde Neff)
- Wilfried Seyferth(as Wilfried Seyfert)
- Robert Freitag(as Robert Freytag)
- Harold Benedict(as H.L. Benedict S/Sgt. USAF)
- H.W. Briggs(as H.W. Briggs Sgt. USA)
- D.G. Devine(as D.G. Devine Cpl. USAF)
- L.E. Dixon(as L.E. Dixon Maj. USA)
- B.L. Hendrickson(as B.L. Hendrickson T/Sgt. USA)
- J.E. Stratton(as J.E. Stratton Sgt. USA)
Rest of cast listed alphabetically
- Eva Marie Andres(uncredited)
- Arno Assmann(uncredited)
- Almut Bachmann(uncredited)
- Kemp Batchelor(uncredited)
- Harald Benesch(uncredited)
- Heinrich Berg(uncredited)
- Ulla Best(uncredited)
- Bert Brandt(uncredited)
- Heinz Bruening(uncredited)
- Don Devine(uncredited)
- Jochen Diestelmann(uncredited)
- Erich Ebert(uncredited)
- Geza Esterhazy(uncredited)
- Ulrich Folkmar(uncredited)
- Otto Friebel(uncredited)
- Werner Fuetterer(uncredited)
- Rainer Geldern(uncredited)
- Elfe Gerhart(uncredited)
- Max Herbst(uncredited)
- Loni Heuser(uncredited)
- Anselm Heyer(uncredited)
- Alex Hohenlohe(uncredited)
- Werner J.A. Holzhey(uncredited)
- Eva Maria Hoppe(uncredited)
- Charles Jacquemar(uncredited)
- Walter Janssen(uncredited)
- Erik Jelde(uncredited)
- Katja Jobs(uncredited)
- Klaus Kinski(uncredited)
- Gerhard Kittler(uncredited)
- Nils Klott(uncredited)
- Sonja Kosta(uncredited)
- Klaus W. Krause(uncredited)
- Luitpold Kummer(uncredited)
- Walter Ladengast(uncredited)
- Maria Landrock(uncredited)
- Herbert Lehnert(uncredited)
- Reinhard Lentz(uncredited)
- Egon Lippert(uncredited)
- Peter Lombard(uncredited)
- Ingeborg Luther(uncredited)
- Peter Lühr(uncredited)
- Kurt Marquardt(uncredited)
- Emil Matousek(uncredited)
- Johannes Mühlstedt(uncredited)
- Willy Niklaus(uncredited)
- Wolf Petersen(uncredited)
- Charles Regnier(uncredited)
- Ralph Romberg(uncredited)
- Roland Rösler(uncredited)
- Jürgen Scheller(uncredited)
- Von Schmiedel(uncredited)
- Paul Schwed(uncredited)
- Fritz Sellwig(uncredited)
- Henriette Speidel(uncredited)
- Uli Steigberg(uncredited)
- Gerhard Steinberg(uncredited)
- Ruth Trumpp(uncredited)
- Bert Ude(uncredited)
- Rudolf Vogel(uncredited)
- Ulrich Volkmar(uncredited)
- Cornel von Gossow(uncredited)
- Hans von Morhart(uncredited)
- Ursula Voss(uncredited)
- Meta Weber(uncredited)
- Clemens Wilmenrod(uncredited)
- Dieter Wilsing(uncredited)
- Maria Wimmer(uncredited)
- Harald Wolff(uncredited)
- Anatole Litvakproducer
- Frank McCarthyproducer
- Franz Planerdirector of photography (as Frank Planer)
- Noël Howardproduction designer (uncredited)
- Gene Bryantlocation production manager (uncredited)
- Walter Fabryassistant unit manager (uncredited)
- John Pommerassistant production manager (uncredited)
- Gerd Oswaldsecond unit director / assistant director (uncredited)
- Hans Otto Wendtposter artist: West Germany (uncredited)
- Hans W. Hendelstunt double: Oskar Werner (uncredited)
- Leonid Raaborchestrator
- Robert Ebytechnical advisor (as Major Robert Eby U.S.A.F.)
- Werner T. Michautechnical advisor (as Captain Werner T. Michau U.S.A.)
- O.E. Hassevoice dubbing: O.E. Hasse (german version) (uncredited)
- Curd Jürgensvoice dubbing: Richard Basehart (german version) (uncredited)
- Gene Reynoldsdialogue coach (uncredited)
- Ruth Robertsdialogue coach (uncredited)
- George Tynedialogue coach (uncredited)
Crew believed to be complete
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