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Raymond Souplex as Inspector Querneau |
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Philippe Lemaire as Mario |
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Jean Davy as Dr. Delorme |
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Pauline Carton as Concierge |
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André Valmy as Inspector Dumont |
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France Descaut as Josette |
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Jeanne Lion as Maid |
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Clément Thierry as Georges |
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Bernard Musson as Gendarme |
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Odette Lemarchand as Patient |
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René Hell as Tramp |
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Marcel Melrac as |
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Paul Mercey as |
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Anne Mayen as |
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Roboli as |
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Albert Rouyon as |
| Sound | André Jolivet | Original Music Composer |
| Production | Robert Sussfeld | Production Manager |
| Writing | Pierre Thévenard | Writer |
| Camera | Jean Bourgoin | Director of Photography |
| Editing | Georges Alépée | Editor |
| Art | Lucien Aguettand | Production Design |
| Sound | Maurice Carrouet | Sound |
| Directing | Pierre Thévenard | Director |
