The Man in the Gray Flannel Suit
Starring Gregory Peck, Jennifer Jones, Fredric March, Marisa Pavan, Lee J. Cobb, Ann Harding, Keenan Wynn, Gene Lockhart, Gigi Perreau, Portland Mason
It's a drama and romance movie, and has a rating of 7.1 out of 10 from Imdb which is usually fine for this kind of movie.
Watch it here
Not found streaming from Germany.