"Prosecutor Etzel discovers that his father has sentenced a man, Leonardo Maurizius, on mere presumptions. He then makes it a point of honor to trace the sources of the case to uncover the truth."
Daniel Gélin
as Léonard Maurizius
Madeleine Robinson
as Elisabeth Maurizius
Eleonora Rossi Drago
as Anna Jahn
Anton Walbrook
as Grégoire Waremme
Charles Vanel
as Wolf Andergast
Berthe Bovy
as La grand-mère
Denis d'Inès
as Pierre-Paul Maurizius
Claude Arlay
as
Pierre Asso
as Le maître-chanteur
Paola Borboni
as Madame Bobika
Jane Faber
as La gouvernante
Jim Gérald
as Le professeur
Harry-Max
as L'avocat
Joseph Palau-Fabre
as Le conseiller
Sandro Ruffini
as Le proviseur
Claude Sylvain
as Mélita
Jacques Varennes
as Le juge d'instruction
Jean d'Yd
as Le président
Jacques Chabassol
as Etzel Andergast
Annie Fargue
as Melita Bobike (uncredited)
Daniel Mendaille
as (uncredited)
Bernard Musson
as Le greffier (uncredited)
Aldo Silvani
Sigfrit Steiner
as Le géôlier (uncredited)
Julien Duvivier
Director
Janine Casse
Assistant Makeup Artist
Screenplay
Maguy Vernadet
Makeup Artist
Robert Biart
Sound Engineer
Rosine Delamare
Costume Design
Christian Courmes
Boom Operator
Roger Delpuech
Camera Operator
Simone Knapp
Hairstylist
Jean André
Assistant Art Director
Maurice Jeanjean
Original Music Composer
Lucien Lippens
Unit Production Manager
Jacques Saulnier
Georges Van Parys
Max Douy
Production Design
Pierre Le Fauconnier
Still Photographer
Arrigo Colombo
Producer
Henry Deutschmeister
Jean Zay
Faustin Jeanjean
Pierre Larrieu
Jakob Wassermann
Novel
Marthe Poncin
Editor
Robert Lefebvre
Director of Photography
Georges Lévy
Georges Klein
Louis Wipf
Production Manager
Michel Romanoff
Assistant Director