Jean-Paul Belmondo as Jacques Trébois

Michel Piccoli as Le directeur de l'aéro-club

Marc Cassot as René Casti

Yves Deniaud as Manaquin, le vieux mécanicien

Paul Bisciglia as Lucien dit: "Lulu", un collègue de l'usine

Paul Frankeur as Mr Larcheron, le directeur de l'usine

Julien Bertheau as Jean Raymond dit Raf

Evelyne Ker as Monique

Robert Le Fort as Lemoine

Germaine Michel as Madame Trébois

Sophie Sel as Mounette

Pepita Jiménez as

Fernand Demory as

Jean Mauvais as

Jacques Roussillon as

Georges Baconnet as Le secrétaire du comité

Denise Chenal as

Pierre Gallon as

Suzanne Pérel as

Daniel Postal as

Tilly Dorville as

Robert Fretel as

Annie Valde as

Pierre Vernier as Un ouvrier ajusteur

Rodolphe Marcilly as

René Alone as

Clément Thierry as Le jeune bourgeois

Denise Noël as Madame Raymond, la femme de Raf

Raymond Bussières as (uncredited)

André Chaumeau as Un ouvrier (uncredited)

Nicole Chollet as (uncredited)

Bernard Fresson as Un ouvrier à la cantine (uncredited)

Annette Poivre as Une dame à l'inauguration (uncredited)

Marcel Pérès as Bellac, le contremaitre