Phantom of Chinatown (1940 Murder mystery) A Slight Case Of Murder... Solved by Jimmy Wong!

Detective James Lee Wong investigates the murder of Dr. Benton, uncovering a stolen ancient scroll tied to a massive oil deposit and exposing betrayal, greed, and murder among the expedition members.

Phantom of Chinatown is a 1940 American mystery film directed by Phil Rosen. This the first Mr. Wong film to feature an Asian actor (Keye Luke) in the lead role of the Chinese detective, a part originally played by Boris Karloff.

Main actors:
Keye Luke - James Lee Wong
Grant Withers - Police Captain Street
Lotus Long - Win Len
Charles F. Miller - Dr. Benton
Huntley Gordon - Dr. Norman Wilkes
Virginia Carpenter - Louise Benton
John Dilson - Charles Fraser
Paul McVey - Detective Grady
Willy Castello - Jonas

Black & White version: https://youtu.be/2ERC2iQWHHI