| Person | Type | Job | Role(s) |
|---|---|---|---|
 Richard Pottier | Crew | Directing | Director |
 Gérard Ducaux-Rupp | Crew | Directing | Assistant Director |
 Alfred Adam | Cast | Actor | Le vendeur de boutons (uncredited) |
 André Dumas | Cast | Actor | |
 Charles Dechamps | Cast | Actor | Le juge d'instruction Ferrand |
 Charles Vissières | Cast | Actor | Le détective Henri Bouteiller |
 Elina Labourdette | Cast | Actress | Catherine Villard |
Fernand René | Cast | Actor | Le tailleur |
 Guy Decomble | Cast | Actor | Le concierge |
 Henri Crémieux | Cast | Actor | Phalempeau |
 Henri Nassiet | Cast | Actor | L'industriel Paul Dorgères |
Jean Barrère | Cast | Pierre | |
 Jean Debucourt | Cast | Actor | Maître Landry |
 Julien Maffre | Cast | L'hôtelier | |
 Madeleine Barbulée | Cast | Actress | La voisine |
 Marcel André | Cast | Actor | le docteur |
 Marcel Delaître | Cast | Actor | Le commissaire |
 Marie Déa | Cast | Actress | Mme Le Mesles |
 Marthe Mercadier | Cast | Actress | la détenue-manucure |
 María Riquelme | Cast | Actress | Etiennette - la concierge |
 Michel Etcheverry | Cast | Actor | Bertrand Moal |
 Myriam Bru | Cast | Actress | La nièce |
 Nadine Tallier | Cast | Actress | Amélie, la soubrette (non créditée) |
 Odette Barencey | Cast | Actress | Une femme |
 Olivier Hussenot | Cast | Actor | |
Paul Villé | Cast | Le maître d'hôtel | |
René Dupuy | Cast | (uncredited) | |
 Robert Dalban | Cast | Actor | l'inspecteur Sylvestre |
Robert Lussac | Cast | Actor | Le Mesles (uncredited) |
 Yves Deniaud | Cast | Actor | l'inspecteur-chef Bonnardel |
 Yves Vincent | Cast | Actor | l'inspecteur Richard |
Zélie Yzelle | Cast | La cuisinière | |
Jacques Morlaine | Cast | Un journaliste (uncredited) | |
 Jacqueline Huet | Cast | Actress | La vendeuse |
Ernest Varial | Cast | Actor | Un homme (uncredited) |
| Person | Type | Job | Role(s) |
