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Joseph Cotten as John Adams |
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Eva Bartok as Sonja |
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René Deltgen as Kovak |
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Gert Fröbe as Olaf |
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Don Hanmer as Sgt. Coppenbarger |
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Ursula Herking as Mme. Debrov |
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Bruni Löbel as Lila |
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Niall MacGinnis as Sidney |
| Directing | John Brahm | Director |
| Writing | Philip H. Reisman Jr. | Writer |
| Writing | Dwight Taylor | Writer |
| Writing | Géza von Radványi | Idea |
| Production | Gilbert de Goldschmidt | Producer |
| Production | Stuart Schulberg | Producer |
| Crew | Joseph C. Brun | Cinematography |
| Editing | Georges Klotz | Editor |
| Sound | Bernhard Kaun | Music |
