Blume in Love
Starring George Segal, Susan Anspach, Kris Kristofferson, Marsha Mason, Shelley Winters, Donald F. Muhich, Paul Mazursky, Erin O'Reilly, Annazette Chase, Shelley Morrison
It's a drama and comedy movie, and has a rating of 6.2 out of 10 from Imdb which is usually fine for this kind of movie.
Watch it here
Not found streaming from Switzerland.