| Person | Type | Job | Role(s) |
|---|---|---|---|
 Armand Thirard | Crew | Camera | Director of Photography |
 Christian-Jaque | Crew | Directing | Director, Writer |
 Georges Cheyko | Crew | Production | Producer |
Georges Garvarentz | Crew | Sound | Music, Original Music Composer |
 Henri Jeanson | Crew | Writing | Dialogue |
Jacques Desagneaux | Crew | Editing | Editor |
Jean Laborde | Crew | Writing | Novel |
Jean Mandaroux | Crew | Art | Production Design, Head Decorator |
Ludmilla Goulian | Crew | Production | Production Director |
Maguy Vernadet | Crew | Costume & Make-Up | Makeup Artist |
Paul Andréota | Crew | Writing | Writer |
 William Robert Sivel | Crew | Sound | Sound |
 Bernard Musson | Cast | Actor | Robert, le majordome des Dupré |
 Bourvil | Cast | Actor | M. Albert Gaudet, juge d'instruction |
 Daniel Lecourtois | Cast | Actor | A lawyer |
 Dominique Zardi | Cast | Actor | Un homme à l'audience |
 Francis Terzian | Cast | Actor | |
 François Darbon | Cast | Actor | Morin |
 Gilbert Gil | Cast | Actor | Garat, un journaliste à la solde de Me Cassidi |
 Guy Henry | Cast | Actor | Un inspecteur |
 Henri Coutet | Cast | Actor | Le gardien |
 Hubert Deschamps | Cast | Actor | Dr. Mermet |
 Jacques Mauclair | Cast | Actor | Georges Boisset, voisin de Mme Dupré |
 Jacques Monod | Cast | Actor | Le procureur Magnin |
 Jean Saudray | Cast | Actor | Le mécanicien |
Jean-Henri Chambois | Cast | Actor | Le doyen de la Cour |
 José Luis de Vilallonga | Cast | Actor | M. Paul Dupré; le défunt mari |
Louis Saintève | Cast | Un avocat | |
 Marcel Cuvelier | Cast | Actor | Le secrétaire de Me Cassidi |
 Marina Vlady | Cast | Actress | Mme Catherine Dupré |
 Mony Dalmès | Cast | Actress | Mme Marjorie, tenancière de maison de tolérance |
 Pierre Brasseur | Cast | Actor | Me Charles Cassidi, avocat de Mme Dupré |
 Robert Berri | Cast | Actor | L'homme de la reconstitution |
 Roger Rudel | Cast | Actor | Le docteur |
 Umberto Orsini | Cast | Actor | Me Philliet, avocat de Gina Bianchi |
 Virna Lisi | Cast | Actress | Gina Bianchi, infirmière privée |
 Hubert Noël | Cast | Actor | L'amant de Catherine Dupré |
Robert Vidalin | Cast | Le président du tribunal des assises | |
Guy Perrot | Cast | ||
 Léa Gray | Cast | Actress | |
Raymond Devime | Cast | ||
 Frédéric Pottecher | Cast | Actor | Le greffier |
Mohamed Jamoussy | Cast | Actor | |
Pierre Devilder | Cast | Un petit rôle | |
Jean-Loup Philippe | Cast | Ex-petit ami de Gina Bianchi | |
| Person | Type | Job | Role(s) |
