Lino Ventura

Character: Abel Davos

Jean-Paul Belmondo

Character: Éric Stark

Sandra Milo

Character: Liliane

Marcel Dalio

Character: Arthur Gibelin

Michel Ardan

Character: Henri Vintran, aka 'Riton'

Simone Desmaison

Character: Thérèse Davos

Michèle Méritz

Character: Sophie Fargier

Stan Krol

Character: Raymond Naldi

Evelyne Ker

Character: Gibelin's daughter

Betty Schneider

Character: Little maid

France Asselin

Character: Denise Vintran

Jean-Pierre Zola

Character: Boss of the detective agency

Sylvain Lévignac

Character: Agency detective

Jeanne Pérez

Character: Jacqueline Chapuis

René Génin

Character: Mr. Chapuis

Charles Blavette

Character: Mr. Bénazet

Philippe March

Character: Jean Martin

Corrado Guarducci

Character: Ferucci

Robert Desnoux

Character: Pierrot Davos

Thierry Lavoye

Character: Daniel Davos

Claude Cerval

Character: Raoul Fargier

Jacques Dacqmine

Character: Commissioner Blot

Max Amyl

Character: Stage manager (uncredited)

Marcel Bernier

Character: Inspector (uncredited)

Jean Combal

Character: Policeman of Nice (uncredited)

Albert Daumergue

Character: Riton man (uncredited)

Lucien Desagneaux

Character: Billiard player (uncredited)

Bernard Dhéran

Character: Blastone (uncredited)

Marcel Gassouk

Character: Man at the Nice police station (uncredited)

Guy Henry

Character: Inspector (uncredited)

Laure Paillette

Character: Elevator woman (uncredited)