Laurent Terzieff as Stanislas Hassler

Bernard Fresson as Gilbert Moreau

Elisabeth Wiener as Josée

Dany Carrel as Maguy

Claude Piéplu as Le père de Josée

Noëlle Adam as La mère de Josée

Germaine Delbat as La gérante

Michel Etcheverry as Surgeon

Annie Fargue as

Daniel Rivière as Maurice

Gilberte Géniat as La patronne de l'auberge

Darío Moreno as Sala

Béatrice Altariba as Une invitée au vernissage (uncredited)

Jacques Ciron as Le spécialiste au vernissage (uncredited)

René Floriot as Un invité au vernissage (uncredited)

Henri Garcin as Le journaliste au vernissage (uncredited)

Jean Gold as Un invité au vernissage (uncredited)

André Luguet as L'invité au vernissage qui dit 'C'est simple, mais ça existe!' (uncredited)

Jean Ozenne as Un invité au vernissage (uncredited)

Michel Piccoli as L'invité pressé au vernissage (uncredited)

Pierre Richard as L'artiste qui a besoin de lumière (uncredited)

Jackie Sardou as La caissière (uncredited)

Joanna Shimkus as Une invitée au vernissage (uncredited)

Clément Thierry as Un artiste (uncredited)

André Tomasi as L'installateur (uncredited)

Roger Van Hool as Un artiste (uncredited)

Charles Vanel as L'invité au vernissage qui dit 'Oui, ça correspond au schéma du bonhomme' (uncredited)

Pierre Vaudier as Un invité au vernissage (uncredited)