Renee Saccard is a pampered, selfish young wife of a middle-aged Parisian businessman who falls in love with her stepson but is driven to the point of madness when her husband tricks the stepson into betraying her.

Jane Fonda
as Renée Saccard

Michel Piccoli
as Alexandre Saccard

Peter McEnery
as Maxime Saccard

Tina Aumont
as Anne Sernet

Jacques Monod
as Monsieur Sernet

Howard Vernon
as Lawyer

Ham Chau Luong
as M. Chou

Germaine Montero
as Guest

Joël Barbouth
as Un copain de fac de Maxime (uncredited)

Simone Valère
as Madame Sernet (uncredited)