Based on true facts, a news item which was widely talked about in the nineteenth century, this is the story of a wife who might have poisoned her husband .
| Writing | André-Paul Antoine | Dialogue |
| Editing | Christian Gaudin | Editor |
| Production | Herbert Lippschitz | Production Manager |
| Production | Arnold Pressburger | Producer |
| Writing | Henri Calef | Screenplay |
| Writing | Arnold Lipp | Story |
| Art | Eugène Lourié | Art Direction |
| Costume & Make-Up | Georges K. Benda | Costume Design |
| Production | Ralph Baum | Production Manager |
| Directing | Henri Calef | Assistant Director |
| Writing | Jean Aurenche | Story |
| Costume & Make-Up | Hagop Arakelian | Makeup Artist |
| Writing | Ernest Fornairon | Book |
| Editing | Jean Oser | Editor |
| Art | Robert Gys | Production Design |
| Writing | Jean Aurenche | Screenplay |
| Sound | Robert Bugnon | Sound |
| Directing | Pierre Chenal | Director |
| Camera | Theodore J. Pahle | Director of Photography |
| Camera | Louis Page | Director of Photography |
| Sound | Georges Auric | Original Music Composer |