Robert Lamoureux
Robert Langlois, law student
Robert Lamoureux
Robert Langlois, law student
Fernand Ledoux
Fernand Langlois, father, professor
Gaby Morlay
Gabrielle Langlois, mother
Nicole Courcel
Catherine Liseray, young neighbor
Louis de Funès
Mr. Calomel, neighbor on the floor above
Gaston Modot
Street violinist
Madeleine Barbulée
Marie-Louise, first maid
Yolande Laffon
Madeleine Sautaupain, Mom's friend
Robert Rollis
Léon “Alibi”, friend of Robert
Sophie Sel
Student of Mr. Langlois
Dominique Davray
Neighborhood butcher
Françoise Hornez
Nicole
Judith Magre
Germaine, secretary
Alix Mahieux
Little Sylvie
Sophie Mallet
Maid
Jany Vallières
Second comrade
Albert Michel
Prompter at the performance
Claude Castaing
René-Jean Chauffard
Neighbor of the building
René Fleur
Notary
Robert Le Béal
Amateur
Jacques Marin
Gaston, neighbor on the sixth floor, under the roofs
Jean Tissier
Maître Pillat, of the council of the bar association
Martine Cuhaciender
Little Sylvie (uncredited)
Léon Arvel
Parent (uncredited)
Charles Bayard
(uncredited)
Paul Bisciglia
Tenant on the sixth floor, under the roof (uncredited)
Christian Brocard
Comrade of Léon (uncredited)
Marcel Charvey
Man who separates from his wife (uncredited)
Yvonne Constant
(uncredited)
Henri Coutet
(uncredited)
Hubert Deschamps
Spectator who didn't have dinner (uncredited)
Édouard Francomme
Un voisin célibataire (uncredited)
Benoîte Labb
(uncredited)
Jean-Paul Le Chanois
Spectateur (« Je ne vous dit rien ») (uncredited)
Dominique Marcas
Henriette (uncredited)
Bernard Musson
Spectator came to criticize (uncredited)
Gaëtan Noël
(uncredited)
Laure Paillette
Spectator with the bulky hair (uncredited)
Francia Seguy
(uncredited)
Paul Villé
Uncle (uncredited)
André Wasley
(uncredited)
Fabien Loris
(uncredited)
Jean-Paul Le Chanois
Director
Marcel Aymé
Writer
Pierre Véry
Writer
Jean-Paul Le Chanois
Writer
Jean-Paul Le Chanois
Dialogue
Jules Borkon
Executive Producer
Marc Fossard
Director of Photography
Emma Le Chanois
Editor
Robert Clavel
Production Design
Robert Guisgand
Art Direction
Georges Van Parys
Original Music Composer