 Sidney TolerCharlie Chan | Charlie Chan |
 Victor Sen YungJimmy Chan | Jimmy Chan |
| RRobert WeldonSteve Daniels | Steve Daniels |
 Sheila RyanKate Ransome | Kate Ransome |
 Truman BradleyCapt. Kane of the Suva Star | Capt. Kane of the Suva Star |
 Donald DouglasJed Thomasson | Jed Thomasson |
 Kay Aldridge(as Katharine Aldridge) Laura Parks aka Laura Thursday | (as Katharine Aldridge) Laura Parks aka Laura Thursday |
 Paul McGrathCharles Parks aka Charles Thursday | Charles Parks aka Charles Thursday |
 Lenita LaneDr. Anne Bonney | Dr. Anne Bonney |
 Milton ParsonsGene LaFarge | Gene LaFarge |
 George ReevesBill Lydig | Bill Lydig |
 Ethel GriffiesMiss Patience Nodbury | Miss Patience Nodbury |
 Lee Tung FooShip's Cook (Uncredited) | Ship's Cook (Uncredited) |
 Tim RyanBartender (Uncredited) | Bartender (Uncredited) |
 Stanley AndrewsInsp. Vessey (Uncredited) | Insp. Vessey (Uncredited) |
 Charles TannenSailor with Girl (Uncredited) | Sailor with Girl (Uncredited) |
| JJohn WallacePeg-legged Sailor (Uncredited) | Peg-legged Sailor (Uncredited) |
 Jimmy AubreyDart Game Sailor (Uncredited) | Dart Game Sailor (Uncredited) |
 Ralph DunnHomicide Desk Sergeant (Uncredited) | Homicide Desk Sergeant (Uncredited) |
 Pat FlahertyPoliceman with Checklist at Debarking (Uncredited) | Policeman with Checklist at Debarking (Uncredited) |
 Lee PhelpsDetective (Uncredited) | Detective (Uncredited) |
| OOscar 'Dutch' HendrianSaloon Customer (Uncredited) | Saloon Customer (Uncredited) |
 Paul KrugerSailor in Saloon (Uncredited) | Sailor in Saloon (Uncredited) |
| BBrick SullivanPolice Sergeant (Uncredited) | Police Sergeant (Uncredited) |
