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Simone Signoret as la veuve Couderc |
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Alain Delon as Jean Lavigne |
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Ottavia Piccolo as Félicie |
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Jean Tissier as Henri |
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Monique Chaumette as Françoise |
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Boby Lapointe as Désiré |
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Pierre Collet as le commissaire Mallet |
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Jean-Pierre Castaldi as l'inspecteur |
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Robert Favart as le préfet |
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André Rouyer as un gendarme |
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François Valorbe as le colonel Luc de Mortemont |
| Directing | Pierre Granier-Deferre | Director |
| Writing | Georges Simenon | Novel |
| Writing | Pierre Granier-Deferre | Adaptation |
| Writing | Pascal Jardin | Adaptation |
| Production | Raymond Danon | Producer |
| Production | Maurice Jacquin | Associate Producer |
| Sound | Philippe Sarde | Original Music Composer |
| Camera | Walter Wottitz | Director of Photography |
| Editing | Jean Ravel | Editor |
| Art | Jacques Saulnier | Production Design |
| Art | Charles Merangel | Set Decoration |
| Costume & Make-Up | Jacques Cottin | Costume Design |
| Production | Ralph Baum | Production Manager |
| Production | Alain Belmondo | Unit Manager |
| Production | Lionel de Sousa | Unit Manager |
| Directing | Philippe Lefebvre | Assistant Director |
