The Mystery of Mr. Wong 1939

Synopsis:

Detective James Lee Wong must find the "Eye of the Daughter of the Moon," a priceless but cursed sapphire stolen in China and smuggled to America. His search takes him into the heart of Chinatown and to the dreaded "House of Hate" to find the deadly gem before it can kill again.

Directed by: William Nigh
Written by: Scott Darling & Hugh Wiley
Runtime: 68 minutes
Tagline: A gay party is interrupted by murder and the world's most costly jewel stolen!
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Cast:
Boris Karloff
Boris Karloff
James Lee Wong 
Grant Withers
Grant Withers
Police Capt. Sam Street 
Dorothy Tree
Dorothy Tree
Valerie Edwards 
Craig Reynolds
Craig Reynolds
Peter Harrison 
Ivan Lebedeff
Ivan Lebedeff
Michael Strogonoff 
Holmes Herbert
Holmes Herbert
Prof. Ed Janney