Jules Berry
Frédéric Octave Pancrace Truche
Denise Grey
Isabelle Truche
Marcel André
Inspector Paulot
Pauline Carton
Madame Crépin, Claire's concierge
Jeanne Fusier-Gir
Mélanie, the maid
Marcelle Géniat
Claire's grandmother
René Génin
The gravedigger
Marcel Mouloudji
Bernard
Michèle Philippe
Claire Fontanier
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
Raymond Girard
Laugier
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)