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Louis Jouvet

Ismmora / Dupon / Duke of Niolles / Mover / Norwegian

Suzy Delair

Coraline, Ismora's mistress

Annette Poivre

Charlotte Bonheur, typist, colleague of Gabriel

Jean-Jacques Delbo

Oscar, Ismora's accomplices

Jean Carmet

Ismora's accomplices

Jane Marken

Concierge

Georges Pally

Inspector Laprune

Robert Seller

Investigating judge

Henri Charrett

Mr. Charles Rodebois, buyer of the castle

Fernand Rauzéna

Mr. Peroni, button buyer

Gaston Dupray

Mr. Touzat, Gabriel's boss

Jean Morel

Mr. Sorbier, jeweler

Philippe Olive

Receptionist at the Malridge hotel

Léo Lapara

André, Ismora's accomplices

Raoul Marco

Inspector

Jean Diéner

Castle guardian

Madeleine Suffel

Mrs. Charles

George Cusin

Mr. Pauzat

Jean Poc

Academician

Danièle Franconville

Client of Ismora (uncredited)