La part du feu (1978)

Real estate developer Bob Hansen discovers that his wife Catherine is cheating on him with his partner. He reacts calmly and even encourages their meetings, thinking that this is the only way to not lose them both.

Directed by: Étienne Périer

Starring: Michel Piccoli, Claudia Cardinale, Jacques Perrin, Rufus, Roland Bertin, Gabriel Cattand

Links: IMDb, Movie posters, Movie stills