Love at Sea
L'Amour à la mer (original)
Starring Daniel Moosmann, Geneviève Thénier, Josette Krieff, Guy Gilles, Simone Paris, Lili Bontemps, Bernard Verley, Jean-Pierre Léaud, Pierre Fabre, Martine Messager
It's a drama and romance movie, and has a rating of 7.4 out of 10 from Imdb which is usually fine for this kind of movie.
Watch it here
Not found streaming from Italy.