DemonoidMovie
A British woman visits her husband at the Mexican mine he is attempting to reopen and discovers that the workers refuse to enter the mine, fearing an ancient curse. The couple enter the mine to prove there is no danger and inadvertently release a demon which possesses people's left hands and forces them to behave in a suitably diabolical manner.
About Demonoid
Demonoid is a 1981 horror movie directed by Alfredo Zacarías.
The production information lists a runtime of 1h 20m, production credits from Mexico, United States of America, an original language code of EN.
The credited cast includes Samantha Eggar, Stuart Whitman, Roy Jenson, Narciso Busquets. The synopsis above summarizes the central premise without adding details beyond the available title information.
