
Cora, the wife of a wealthy Parisian businessman, Daniel, is involved in an affair with Henri, an unscrupulous garage mechanic who has set his sights on Cora's fortune. Daniel becomes suspicious and hires a detective to investigate, but the detective is unsuccessful in pinpointing Cora's extramarital activities.

Annie Girardot
Cora

François Périer
Daniel

Geneviève Brunet
Isabelle

Gérard Buhr
Henri

Christine Caron
Nurse

Marcelle Arnold
Switchboard operator
Annie Andrel
Cloakroom lady
Piella Sorano
Maria

Hubert Deschamps
Carconi

Pierre Moncorbier
Detective

Lucien Raimbourg
Hospital porter
Michel Seldow
Man with glasses

Henri Virlogeux
Floor boy

Léonce Corne
Vicar
Roger Saget
Edouard