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.
Demonoid, is a 1981 Mexican supernatural horror film written, produced, and directed by Alfredo Zacarías and based on a story by Zacarías. The plot centres on a group of explorers, who find a mysterious hand in Mexico that causes madness and death to whoever owns it. The film, an English-language Mexican production, was released theatrically in the U.S. in June 1981 to predominantly negative reviews; however, over the years, it has achieved cult movie status.
