Charlie attempts to solve a triple murder in which a dead man's finger prints show up at all three murder sites, and all three victims were connected with the conviction and execution of an evidently innocent man.
| Actor | Role |
|---|---|
 Roland WintersCharlie Chan | Charlie Chan |
 Victor Sen YungTommy Chan | Tommy Chan |
 Mantan MorelandBirmingham Brown | Birmingham Brown |
 Tim RyanLt. Mike Ruark | Lt. Mike Ruark |
 John AlvinVictor Armstrong | Victor Armstrong |
 Deannie BestPhyllis Powers | Phyllis Powers |
 Tristram CoffinEdward Seward | Edward Seward |
 Olaf HyttenBates | Bates |
 Russell HicksFrank Bronson, district attorney | Frank Bronson, district attorney |
 Willie BestWillie Best | Willie Best |
 Milton ParsonsMr. Grail | Mr. Grail |
 Philip Van ZandtJoseph Pindello | Joseph Pindello |
 Pierre WatkinJudge Wesley Armstrong | Judge Wesley Armstrong |
 George EldredgeDetective Pat | Detective Pat |
 Erville AldersonWalter Somervale | Walter Somervale |
 Charles SullivanOfficer Murphy | Officer Murphy |