Wooden Crosses
Les croix de bois (original)
Starring Pierre Blanchar, Gabriel Gabrio, Charles Vanel, Antonin Artaud, Paul Azaïs, René Bergeron, Raymond Cordy, Marcel Delaître, Jean Galland, Pierre Labry
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 Austria.