Sacha Guitry as Jean Renneval

Bernard Blier as Henri Verdier / Hector van Broken

Lana Marconi as Thérèse Verdier

Simone Paris as Lucie Verdier

Solange Varenne as Juliette Verdier

Pauline Carton as L'habilleuse

Raymond Lamy as Self, an editor

Robert LeRoy as Self, a producer

Louis de Funès as L'interprète-secrétaire du sultan de Hammanlif (uncredited)

Meg Lemonnier as Henriette Le Havray (uncredited)

Ginette Taffin as Julie (uncredited)

Primerose Perret as Andrée, une jeune fille (uncredited)

Janine Camp as Suzette, une autre jeune fille (uncredited)

Jacques Anquetil as Le liftier (uncredited)

Henri Arius as Le docteur Marinier (uncredited)

Lucien Callamand as Un monsieur (uncredited)

Jean Chevrier as Man in front of the hotel (uncredited)

Christine Darbel as L'actrice (uncredited)

Jacques Eyser as Le sultan Hammanlif (uncredited)

Sophie Mallet as Zoé, la bonne (uncredited)

Roger Poirier as The manager (uncredited)

Jacques-Henri Stil as Un monsieur (uncredited)