Pierre Granier-Deferre Director, Writer Simone Signoret Veuve Couderc Tati Actor Alain Delon Jean Lavigne Actor Ottavia Piccolo Félicie Actor Jean Tissier Henri Actor Monique Chaumette Françoise Actor Boby Lapointe Désiré Actor Pierre Collet Le commissaire Mallet Actor Andre Rouyer Policeman Actor Georges Simenon Writer Pascal Jardin Writer Raymond Danon Producer Maurice Jacquin Associate Producer Philippe Sarde Original Music Walter Wottitz Cinematographer Jean Ravel Film Editing Jacques Saulnier Production Design Charles Merangel Set Decoration