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Anny Ondra as Anny |
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Lucien Baroux as Prof. Bock |
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Marcelle Praince as Miss Flora |
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Jean-Pierre Aumont as Jim |
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Rachel Launay as Mrs. Bock |
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Henri Kerny as The inspector |
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Charles Lamy as Prof. Petou |
| Writing | Henri-Georges Clouzot | Dialogue |
| Camera | Otto Heller | Director of Photography |
| Sound | Rolf Marbot | Music |
| Production | Anatol Potock | Production Manager |
| Production | Adolphe Osso | Producer |
| Sound | Bert Reisfeld | Music |
| Writing | Walter Wassermann | Writer |
| Writing | Hans H. Zerlett | Writer |
| Art | Hans Sohnle | Production Design |
| Art | Otto Erdmann | Production Design |
| Directing | Karel Lamač | Director |
| Directing | Pierre Billon | Director |
