Senso
Año 1866. Livia, una bella dama de una aristocrática familia italiana, vive un intenso romance con el teniente Franz Mahler, un oficial del ejército austriaco, en plena guerra de independencia italiana frente a Austria.
Starring Farley Granger, Alida Valli, Massimo Girotti, Heinz Moog, Rina Morelli, Christian Marquand, Sergio Fantoni, Tino Bianchi, Ernst Nadherny, Tonio Selwart
It's a drama and history 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 Spain.