Jean-Claude Brialy
Antoine Monteil

Françoise Dorléac
Françoise Bicart alias Sandra Rossen

Claude Rich
Julien

Jean-Paul Belmondo
Fernand

Marie Laforêt
Gisèle

Marie Dubois
Sophie

Catherine Deneuve
Denise

Hélène Duc
Madame Armande

Bernadette Lafont
Flora

Bernard Blier
M. Heurtin

Francis Blanche
Nino Papatakis

Micheline Presle
Isabelle Lartois

Michel Serrault
Gaston Lartois

Jacqueline Mille
la soeur de Gisèle

Tanya Lopert
Mauricette

Mireille Darc
Georgina

Jacques Dynam
un truand

Noël Roquevert
Le beau-père

Henri Attal
Un truand (uncredited)

Maurice Auzel
Le barman (uncredited)

Robert Blome
(uncredited)

Nicole Desailly
(uncredited)

Sabine Sun
(uncredited)

Adrien Cayla-Legrand
L'invité chez Walter (uncredited)

Édouard Molinaro
L'amoureux sur le bateau (uncredited)

Bernard Murat
(uncredited)

Yvon Sarray
Le père de Sophie (uncredited)

Michel Thomass
Le restaurateur grec (uncredited)

Dominique Zardi
Un truand (uncredited)