Jean Gabin

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

Philippe Noiret

Edmond Bernadac, industrialist

Mireille Darc

Suzanne, former maid of "Monsieur"

Gabrielle Dorziat

“Monsieur”’s mother-in-law

Jean Lefebvre

Private detective

Marina Berti

Mrs. Danoni