The Deep Dark
Gueules noires (original)
1956, in the north of France. A group of underground miners is forced to take a professor to take samples a thousand meters underground. After a landslide that prevents them from going back up, they discover a crypt from another time, and unknowingly awaken a legendary bloodthirsty creature.
Starring Samuel Le Bihan, Amir el Kacem, Thomas Solivérès, Jean-Hugues Anglade, Marc Riso, Bruno Sanches, Diego Martín, Philippe Torreton
It's a action & adventure and science-fiction movie, and has a rating of 5.6 out of 10 from Imdb which is fairly okay for this kind of movie.
Watch it here
Not found streaming from Ireland.