Paris, France, December 1946. Jenny Lamour, an ambitious cabaret singer, and Maurice, her extremely jealous pianist husband, become involved in the thorough investigation of the murder of a shady businessman, led by Antoine, a peculiar and methodical police inspector.
Inspector Antoine
Dora Monnier
Maurice Martineau
Jenny Lamour
Emile Lafour
Pâquerette
Manon
Georges Brignon
Léopardi
Gendarme Poitevin
Police Commissioner
Paulo
Inspector Picard
Nitram
Auguste
Mrs. Beauvoir
Bartender
Fayard
Inspector Marchetti
Inspector #1
Inspector #2
Madeleine
Poiret
Mareuil
Old Journalist
Fallourd
Club Orchestra Lead Violinist
Albert (uncredited)