Bank accountant Thomas Lieven is forced to work as a triple agent for the British, the French and the Nazis.
| Directing | Géza von Radványi | Director |
| Writing | Johannes Mario Simmel | Novel |
| Writing | Henri Jeanson | Writer |
| Writing | Jean Ferry | Writer |
| Writing | Paul Andréota | Writer |
| Directing | Helmut Käutner | Director |
| Directing | Georg Marischka | Director |
| Production | Artur Brauner | Producer |
| Production | Georg M. Reuther | Executive Producer |
| Sound | Rolf A. Wilhelm | Original Music Composer |
| Camera | Friedl Behn-Grund | Director of Photography |
| Camera | Göran Strindberg | Director of Photography |
| Editing | Walter Wischniewsky | Editor |
| Art | Hertha Hareiter | Production Design |
| Art | Otto Pischinger | Production Design |
| Costume & Make-Up | Claudia Hahne-Herberg | Costume Design |
