Frontier of the Dawn
La Frontière de l'aube (original)
A celebrity is caught by her husband with a young lover.
Starring Louis Garrel, Clémentine Poidatz, Laura Smet, Jérôme Robart, Olivier Massart, Grégory Gadebois
It's a drama and romance movie, and has a rating of 6.4 out of 10 from Imdb which is usually fine for this kind of movie.
Watch it here
Not found streaming from Canada.