Mr. Moto in Danger Island (1939) is a Crime, Mystery, Thriller, Action film that follows in Puerto Rico to investigate a glut of contraband diamonds that are flooding the world's jewel market, Mr. Moto and his sidekick, a wrestler, find themselves involved in murders by thrown daggers, the frame-up of an overstressed Army colonel, and a pirate gang led by an unknown boss who has inside knowledge of the ensuing investigation. Mr. Moto in Danger Island is not currently listed with streaming providers in your selected region, but availability can change over time. It has a user rating of 6.7 out of 10 from 23 votes. Fans of crime movies may also want to explore similar titles below.