cast
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Michel Simon
Albert Ménard-Lacoste / Alain Ménard-Lacoste
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Louis de Funès
Emile, manvalet
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Marguerite Pierry
Madeleine Lacoste
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François Guérin
Pierre Lacoste
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Laurence Badie
Geneviève Lacoste
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Claude Gensac
Evelyne, chambermaid
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Léon Walther
Maître Denisot, notary
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Pauline Carton
Boss of the hotel
- Marthe Salbel Marie, cook
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Lana Marconi
une prostituée, "la comtesse"
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Michel Nastorg
Mechanic
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André Brunot
Dr. Ogier
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Georges Bever
Taxi driver
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Max Dejean
Tavern boss
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Marcel Pérès
Commissioner Vincent
- Jacqueline Gut Mercer
- Jacques Derives Doctor from Roubaix
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Marcel Mouloudji
Singer
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Marc Arian
Mr. Valembray, department head (uncredited)
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Louiguy
Self (uncredited)
- Christine Vall Maid (uncredited)
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Sacha Guitry
Self in the prologue / Narrator (uncredited)