Un grand patron

Pierre Fresnay

Professor Louis Delage

Renée Devillers

Florence Delage

Claire Duhamel

Catherine Delage

Marcel André

Doctor Charles Tannard

Nadine Alari

Yvette

Roland Alexandre

Jacques Brulages

Pierre Destailles

Gaston Berval

Michel Vadet

Doctor Larmy

Christiane Barry

Jacqueline

Georgette Anys

Mrs. Berval

Philippe Mareuil

Georges

Jean-Claude Pascal

Marcillac

Maurice Ronet

François

Claude Nicot

Barby

Madeleine Barbulée

Marie-Laure

Robert Moor

Professor Peccavi

Ky Duyen

Chang, butler

Émile Genevois

Gaston's friend

Raymond Galle

Doctor

Bernard Hubrenne

Student