Monsieur

Jean Gabin

The banker René Duchêne, alias Georges Baudin known as “Monsieur”

Philippe Noiret

Edmond Bernadac, industrialist

Mireille Darc

Suzanne, former maid of "Monsieur"

Liselotte Pulver

Mrs. Elisabeth Bernadac

Gaby Morlay

Mrs. Bernadac, Edmond's mother

Gabrielle Dorziat

“Monsieur”’s mother-in-law

Henri Crémieux

“Monsieur”’s father-in-law

Andrex

Antoine, small-time crook

Jean-Pierre Darras

José, small-time crook

Jean Lefebvre

Private detective

Berthe Granval

Nathalie Bernadac, daughter of Edmond

Jean-Paul Moulinot

Maître Flamand, notary, friend of “Monsieur”

Peter Vogel

Michel Corbeiln, writer

Heinz Blau

Alain Bernadac, son of Edmond

Maryse Martin

Justine, Bernadacs' cook

Alain Bouvette

Marc, small-time crook

Marina Berti

Mrs. Danoni

Claudio Gora

Shipowner Danoni, guest of the Bernadacs

Max Elder

"Monsieur's" manservant

Armand Meffre

Boss of the bistro

Jean Champion

Boss of Suzanne's hotel

Pierre Moncorbier

Locksmith of the safe

Angela Minervini

Cafeteria waitress

Christian Brocard

Unembarrassed customer in the

André Dalibert

Tailor

Paul Faivre

Vicar

Michel Nastorg

Doctor

Raoul Henry

Mr. Bretteville, guest of the Bernadacs

René Fleur

Decorator

Marc Arian

Customer at the bistro (uncredited)

Jean Blancheur

Consumer (uncredited)

Georgette Peyron

Restaurant waitress (uncredited)

Marcel Pérès

Bernadacs' gardener (uncredited)