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