Fort Saganne
In 1911, a willful and determined man from peasant stock named Charles Saganne enlists in the military and is assigned to the Sahara Desert under the aristocratic Colonel Dubreuilh.
Starring Gérard Depardieu, Philippe Noiret, Catherine Deneuve, Sophie Marceau, Michel Duchaussoy, Jean-Laurent Cochet, Roger Dumas, Jean-Louis Richard, Robin Renucci, Sophie Grimaldi
It's a drama and history movie, and has a rating of 6.3 out of 10 from Imdb which is usually fine for this kind of movie.
Watch it here
Not found streaming from Ireland.