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
Maurice Lagrenée
Director of the newspaper "Entre Nous Soit Dit"
Marc Arian
Spectator at the concert (uncredited)
Nicole Courcel
Waitress at the restaurant (uncredited)
Suzanne Courtal
Ludo's concierge (uncredited)
Hélène Dartigue
Grandmother at the wedding (uncredited)
Édouard Francomme
Newspaper seller (uncredited)
Guy Henry
Spectator at the concert (uncredited)
Michel Jourdan
Dancer at the wedding (uncredited)
Robert Le Fort
Marcel, groomsman (uncredited)
Jacques Mauclair
Dancer at the wedding (uncredited)
Albert Michel
Mr. Coignard, deputy director of the bank (uncredited)
Gamil Ratib
Spectator at the concert (uncredited)
Henri Sauguet
Orchestra conductor (uncredited)
Roger Vincent
Spectator at the concert (uncredited)