Amédée
Rellys
Mareuil
Robert Arnoux
Inspector
Marcel Delaître
Photographer
Paul Azaïs
Forensic pathologist
Gaston Gabaroche
Étienne
Jean Clarieux
Friend
René Worms
Saleswoman
Madeleine Gérôme
Aunt Eugénie
Pauline Carton
Amélie
Annette Poivre
(uncredited)
Josée Ariel
Un ami (uncredited)
René Lacourt
Ange-Louis
Julien Carette
Un ouvrier de l'institut (uncredited)
Franck Maurice
Marcel Portier
Liliane Robin
Christian Simon
Roger Vincent
Une invitée (uncredited)
Yvonne Yma
Jacqueline
Jeannette Batti
Monique Castapoul
Christine Hayrel
Doctor
François Joux
Castapoul
Marcel Pérès
Georges
André Bervil
Georges Tourreil
Mr. Legros
Charles Lemontier
Director
Gilles Grangier
Editor
Andrée Danis
Production Design
Jacques Colombier
Art Direction
Production Manager
Jean Darvey
Music
Jean Marion
Writer
Robert Beauvais
Cinematography
Maurice Pecqueux