Catherine Deneuve as Louise Mouchin

Claude Brasseur as Léo Dartigues

Claude Piéplu as Arthur Palanque

Éva Darlan as Nadine

Jean-Pierre Coffe as Charles

Mustapha Dali as L'émir

Michel Such as Le caissier

Yves Robert as Le père de Louise

Jean-François Balmer as Monestier

Michel Berto as Le prisonnier

Roland Blanche as L'égoutier

Fernand Guiot as L'inspecteur Bugeaud

Clément Harari as Vladimir, le savant

Claude Legros as Le deuxième caissier

Jean Panisse as L'inspecteur Henri

Roxane Corrine as Louise enfant

Emmanuel Chickler as Léo enfant

Jean-Claude Carrière as Le psychiatre (uncredited)

Jean-Pierre Lorrain as Le directeur banque (uncredited)

Claude Rossignol as Léon (uncredited)

Jean-Claude Rémoleux as Le maire qui marie Louise et Léo en prison (uncredited)

Norbert Saada as Saada (uncredited)

Edmond Trabuc as Le maître Patard (uncredited)