cast
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Chester Morris
Horatio 'Boston Blackie' Black
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Maylia Fong
Mei Ling
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Joan Woodbury
Red, the Bar-Girl
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Don McGuire
Les, the Bus Guide
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Richard Lane
Inspector William R. Farraday
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Sid Tomack
The Runt
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Frank Sully
Sergeant Matthews
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Charles Arnt
Pop Gerard
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Luis van Rooten
Bill Craddock (as Louis Van Rooten)
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Philip Ahn
Wong Chung Shee
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Benson Fong
Ah Hing
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Victor Sen Yung
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Peter Brocco
Rolfe
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Harry Strang
Mac
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Pat O'Malley
Officer Jim
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Edgar Dearing
Reiber