The Case Against X
Paul Dorgères, a wealthy industrialist, has been mysteriously murdered. The investigation is entrusted to the experienced Chief Inspector Bonnardel and his young rookie assistant, Inspector Richard. Suspicion turns to his mistress Catherine Villard, with whom he had just broken up on the night of the crime. She is soon arrested and charged. However, Inspector Richard discovers a button at the scene of the crime which could help him to trace the trail and confound the culprit(s).
Cast
Yves Deniaud
L'inspecteur-chef Bonnardel
Yves Vincent
L'inspecteur Richard, jeune assistant débutant de Bonnardel
Élina Labourdette
Catherine Villard, maîtresse de Dorgères
Henri Crémieux
M. Phalempeau, homme d'affaires
Robert Dalban
L'inspecteur Sylvestre, adjoint de Bonnardel
Jean Debucourt
Maître Landry, avocat pénaliste, ténor du barreau
Marie Déa
Mme Le Mesles
Marcel André
Le médecin légiste
Marthe Mercadier
La détenue-manucure
Charles Dechamps
Le juge d'instruction Ferrand
Henri Nassiet
Paul Dorgères, homme d’affaires
María Riquelme
Étiennette, la concierge