| Person | Type | Job | Role(s) |
|---|---|---|---|
 Albert Volper | Crew | Art | Set Decoration |
 Francis Lemarque | Crew | Sound | Original Music Composer |
Georges Charlot | Crew | Production | Production Director |
 Georges Simenon | Crew | Writing | Novel |
 Gilles Grangier | Crew | Directing | Director, Adaptation |
Jacques Colombier | Crew | Art | Art Direction |
Jacques Robert | Crew | Writing | Adaptation, Dialogue |
Jean Rieul | Crew | Sound | Sound Engineer |
Louis Page | Crew | Camera | Director of Photography |
Marie-Sophie Dubus | Crew | Editing | Editor |
 Michel Legrand | Crew | Sound | Original Music Composer |
 Raymond Danon | Crew | Production | Producer |
Janine Casse | Crew | Costume & Make-Up | Makeup Artist |
Yvonne Gasperina | Crew | Costume & Make-Up | Makeup Artist |
 Albert Michel | Cast | Actor | Le concierge de l'hôtel |
 André Dalibert | Cast | Actor | Un inspecteur |
 Carlo Nell | Cast | Actor | Le garçon du 'Manhattan' |
 Charles Bouillaud | Cast | Actor | Le pharmacien Dullac |
 Edward Meeks | Cast | Actor | Bill Larner |
 Françoise Fabian | Cast | Actress | Lily |
 Guy Decomble | Cast | Actor | l'inspecteur Lognon |
 Harry-Max | Cast | Actor | Curtis |
 Henri Lambert | Cast | Actor | L'inspecteur Groussard (uncredited) |
Jacques Bertrand | Cast | Un inspecteur (uncredited) | |
 Jacques Dynam | Cast | Actor | Un inspecteur |
 Jean Gabin | Cast | Actor | Commissaire Jules Maigret |
Jean Minisini | Cast | Actor | Un inspecteur (uncredited) |
 Laurence Badie | Cast | Actress | Lucienne |
Louis Viret | Cast | Actor | Le patron du café (uncredited) |
 Marc Arian | Cast | Actor | L'employé des cartes grises (uncredited) |
 Marcel Bernier | Cast | Actor | Un inspecteur (uncredited) |
 Marcel Bozzuffi | Cast | Actor | l'inspecteur Torrence |
 Marcel Gassouk | Cast | Actor | Riquet (uncredited) |
 Michel Constantin | Cast | Actor | Cicero |
 Paul Carpenter | Cast | Actor | Harry Mc Donald |
 Paul Frankeur | Cast | Actor | Bonfils |
Paul Pavel | Cast | Actor | Un inspecteur (uncredited) |
 Paulette Dubost | Cast | Actress | la patronne de l'hôtel |
 Raymond Pierson | Cast | Actor | Un agent du commissariat (uncredited) |
Roger Dutoit | Cast | Actor | Bidoine |
 Roland Armontel | Cast | Actor | Docteur Fezin |
 Vittorio Sanipoli | Cast | Actor | Pozzo |
Édouard Francomme | Cast | Actor | Un consommateur (uncredited) |
 Georges Guéret | Cast | Actor | Un inspecteur (uncredited) |
 Jean-Louis Le Goff | Cast | Actor | Un inspecteur |
Rickie Cooper | Cast | Charlie | |
Pierre Vernet | Cast | Actor | (uncredited) |
 Jean-Jacques Steen | Cast | (uncredited) | |
 Roland Malet | Cast | Actor | Un agent (uncredited) |
| Person | Type | Job | Role(s) |
