Le Combat dans l'île
The charismatic, surly son of a wealthy industrialist, Clément, leads a double life as a member of a right-wing extremist organization. When he’s ratted out after a failed assassination attempt on a prominent politician, Clément and his long-suffering wife Anne flee Paris to the idyllic country home of his childhood friend, pacifist print-maker Paul. As affection blossoms between Paul and Anne, the emotional, as well as political tensions, soar and eventually explode.
Starring Romy Schneider, Jean-Louis Trintignant, Henri Serre, Diane Lepvrier, Maurice Garrel, Marcel Cuvelier, Robert Bousquet, Jacques Berlioz, Armand Meffre, Pierre Asso
It's a drama and romance movie, and has a rating of 6.5 out of 10 from Imdb which is usually fine for this kind of movie.
Watch it here
Not found streaming from Sweden.