The 44-year-old French director receives the supreme award at the Cannes Film Festival for this dissection of the couple in a trial film. With Sandra Hüller, remarkable as a widow in the dock..

A triumph. Justine Triet, receiving the Palme d'Or from Jane Fonda, said: "This film is the most intimate I have ever written." Intimate and universal. All couples will find themselves in this unkind but exciting mirror, said Alexandre Vialatte.