Mr. Moto in Danger Island

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.

Cast

Peter Lorre

Kentaro Moto

Warren Hymer

Twister McGurk

Amanda Duff

Joan Castle

Robert Lowery

Lt. George Bentley