| Person | Type | Job | Role(s) |
|---|---|---|---|
 Maurice Cam | Crew | Directing | Director |
 Charles Dechamps | Cast | Actor | The investigating judge |
 Denise Grey | Cast | Actress | Isabelle Truche |
 François Vibert | Cast | Actor | (uncredited) |
 Frédéric Mariotti | Cast | Actor | The guardian |
Georges Pally | Cast | Actor | The chauffeur |
 Henri Vilbert | Cast | Actor | Inspector Lambert |
 Jacques Denoël | Cast | Actor | The journalist |
 Jean Tissier | Cast | Actor | The inmate who shows how to fake madness |
 Jean Témerson | Cast | Actor | Martin's valet |
 Jeanne Fusier-Gir | Cast | Actress | Mélanie, the maid |
 Jim Gérald | Cast | Actor | The doctor |
 Jules Berry | Cast | Actor | Frédéric Octave Pancrace Truche |
 Louis Seigner | Cast | Actor | Maître Canard |
 Marcel André | Cast | Actor | Inspector Paulot |
 Marcel Mouloudji | Cast | Actor | Bernard |
 Marcelle Géniat | Cast | Actor | Claire's grandmother |
 Maximilienne | Cast | Actress | Madame Rabichou |
Michèle Philippe | Cast | Actress | Claire Fontanier |
 Pauline Carton | Cast | Actress | Madame Crépin, Claire's concierge |
 Raymond Cordy | Cast | Actor | Brigadier Chapuis |
Raymond Girard | Cast | ||
 René Génin | Cast | Actor | The gravedigger |
 Robert Pizani | Cast | Actor | Martin |
Tania Soucault | Cast | (uncredited) | |
Jean Berton | Cast | The Police Officer (uncredited) | |
Yvonne Dany | Cast | Actress | (uncredited) |
 André Chanu | Cast | Actor | The Narrator (voice) |
Fernand Gilbert | Cast | The prison guard | |
Roger Krebs | Cast | (uncredited) | |
Campion | Cast | (uncredited) | |
Claudine Céréda | Cast | Claudine | |
Jean Pétavin | Cast | (uncredited) | |
Laugier | Cast | ||
| Person | Type | Job | Role(s) |
