Gérard Favier is a famous composer who is deeply in love with his wife Sylvia. The couple meet Monelle, a pretty, talented young pianist and ardent admirer of Gérard Favier. The musician takes the young woman under his wing and launches her to success. But a tabloid reveals an affair between the composer and his protégée.
Louis Jouvet
Gérard Favier, famous composer
Dany Robin
Monelle Picart, young pianist
Renée Devillers
Sylvia Favier, Gérard's wife
Brigitte Auber
Christine, Monelle's friend
Philippe Nicaud
Jules Picart, Monelle's brother
Fernand René
Michel Picart, the father
Léo Lapara
Ludo, Favier's friend
Émile Drain
Critic
Pierre Ringel
Lucky charm merchant
Jacques Provins
Jean, restaurant waiter
Jean Heuzé
Critic
Philippe Lemaire
Claude, Monelle's lover
