- Louis Seigner - Maître Canard
- Jean Tissier - The inmate who shows how to fake madness
- Henri Vilbert - Inspector Lambert
- Claudine Céréda - Claudine
- Raymond Cordy - Brigadier Chapuis
- Charles Dechamps - The investigating judge
- Jim Gérald - The doctor
- Maximilienne - Madame Rabichou
- Robert Pizani - Martin
- Jean Témerson - Martin's valet
- André Chanu - The Narrator (voice)
- Jacques Denoël - The journalist
- Fernand Gilbert - The prison guard
- Frédéric Mariotti - The guardian
- Georges Pally - The chauffeur
- Jean Berton - The Police Officer (uncredited)
- Campion - (uncredited)
- Yvonne Dany - (uncredited)
- Roger Krebs - (uncredited)
- Jean Pétavin - (uncredited)
- Tania Soucault - (uncredited)
- François Vibert - (uncredited)
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Maurice Cam
Capítulo disponible en las siguientes plataformas:
