The Last Night
Die letzte Nacht (original)
Starring Sybille Schmitz, Margarete Haagen, Carl-Heinz Schroth, Peter Mosbacher, Joseph Offenbach, Josef Sieber, Franz Schafheitlin, Karl John, Erwin Geschonneck, Maria Schell
It's a drama and war movie, and has a rating of 7.8 out of 10 from Imdb which is usually fine for this kind of movie.
Watch it here
Not found streaming from Singapore.