Mauprat

Mauprat is a 1926 French silent drama film directed by Jean Epstein, based on the eponymous novel by George Sand. Luis Buñuel, who had enrolled in Epstein's acting school, was the production assistant and had a small acting role in the film.

Synopsis from Wikipedia, CC BY-SA 4.0. Everything below written here.

Poster by Jean Epstein / Boris Bilinsky (Public domain).