The Mine with the Iron Door (1936) is a Mystery, Adventure, Romance film that follows having acquired the controlling interest in the Eureka Discovery Corporation for five-hundred dollars, and selling half of it to a detective for two-hundred dollars, Bob Harvey sets off with his new partner to find the buried treasure of San Capello---with very strange consequences. The Mine with the Iron Door is not currently listed with streaming providers in your selected region, but availability can change over time. It has a user rating of 9.0 out of 10 from 1 votes. Fans of mystery movies may also want to explore similar titles below.