
Six months before his retirement from the criminal police, inspector Joss finds his colleague Gouvion dead, in a poorly faked suicide attempt. Joss loses his temper, and investigates on his own, which leads him through the bas-fond of Paris...

as Comissaire Joss, le Pacha

as Nathalie Villars, la sœur de Léon

as Marcel Lurat, dit Quinquin

as l'inspecteur Albert Gouvion, amant de Nathalie

as Marc, un inspecteur

as le directeur de chez Boucheron

as Arsène "le serrurier", un complice de Quinquin

as Léon Brunet, le receleur

as Abdel Schmil dit "Le Coréen"

as Druber, le gardien de la bijouterie

as Alfred, un inspecteur

as Émile Vergnes, dit "Le Gênois", guitariste et malfrat

as un inspecteur de la Police Judiciaire

as Hortz Weiss, dit Hortz de Hambourg

as Paul, le directeur de la police

as Un homme de la bande d'Émile

as Riton

as Un homme de la bande à Émile

as Médecin légiste

as Donadieu

as Malevin

as Un client chez Marcel

as Odile

as Mme Druber

as Léon Villars dit 'Léon de Lyon'

as Un inspecteur à la P.J.

as Un homme de la bande à Émile

as Un homme de la bande à Émile

as Un homme de la bande à Émile

as Un homme de la bande à Émile

as Chef gare de Troyes

as Inspecteur René

as L'officier de police Marquet

as Inspecteur police judiciaire

as Ernest

as Une danseuse

as Serge Gainsbourg (uncredited)

as Violette - la barmaid du Hippy's (uncredited)

as Le chauffeur de Brunet (uncredited)