Charlie is the intended murder victim here, and he avoids death only by chance. To find the murderer (since, of course, murder does occur), Charlie must outguess Scotland Yard and New York City police.
| Actor | Role |
|---|---|
 Warner OlandCharlie Chan | Charlie Chan |
 Alexander KirklandJohn R. Douglas | John R. Douglas |
 H.B. WarnerInspector Fife | Inspector Fife |
 Marian NixonShirley Marlowe | Shirley Marlowe |
 James KirkwoodInspector Flannery | Inspector Flannery |
 Linda WatkinsGloria Garland | Gloria Garland |
 Ralph MorganBarry Kirk | Barry Kirk |
| JJames ToddKenneth Dunwood | Kenneth Dunwood |
 Herbert BunstonGarrick Enderly | Garrick Enderly |
| JJames WangKee-Lin | Kee-Lin |
| JJoe BrownDoctor | Doctor |
 Charles McNaughtonParadise | Paradise |
 Edward Peil Sr.Li Gung | Li Gung |