| Person | Type | Job | Role(s) |
|---|---|---|---|
 Earl Derr Biggers | Crew | Writing | Characters |
Frances Hyland | Crew | Writing | Writer |
 Norman Foster | Crew | Directing | Director |
 Al Kikume | Cast | Actor | Honolulu Policeman (uncredited) |
 Arthur Rankin | Cast | Actor | Bellhop |
 Blue Washington | Cast | Actor | Man in Line-Up |
Bobby Hale | Cast | Actor | Mr. Jones (uncredited) |
 Brooks Benedict | Cast | Actor | Man in Line-Up |
 Charles D. Brown | Cast | Actor | Police Chief King |
 Dick Hogan | Cast | Actor | Jack - College Student |
 Eddie Collins | Cast | Actor | Cab Driver |
 Edwin Stanley | Cast | Actor | Police Chemist |
 Fred Kelsey | Cast | Actor | Reno Desk Sergeant (uncredited) |
Hamilton MacFadden | Cast | Actor | Night Clerk |
 Hank Mann | Cast | Actor | 'Injured' Con Man / Casino Extra |
 Harry Hayden | Cast | Actor | Chemistry Professor |
 Heinie Conklin | Cast | Actor | Policeman |
Imboden Parrish | Cast | Undetermined Role | |
 Iris Wong | Cast | Actress | Choy Wong |
 Jack Perry | Cast | Actor | Rough Drunk (uncredited) |
Jerry Frank | Cast | Bar Patron | |
 Jimmy Aubrey | Cast | Actor | Me #3 Son Wiseguy |
 Kane Richmond | Cast | Actor | Curtis Whitman |
 Kay Linaker | Cast | Actress | Mrs. Wayne Russell |
 Louise Henry | Cast | Actress | Jeanne Bentley |
 Morgan Conway | Cast | Actor | George Bentley |
 Pauline Moore | Cast | Actress | Mary Whitman |
 Phyllis Brooks | Cast | Actress | Vivian Wells |
 Ricardo Cortez | Cast | Actor | Dr. Ainsley |
 Robert Lowery | Cast | Actor | Wally Burke |
 Robert Shaw | Cast | Actor | College Student |
 Sidney Toler | Cast | Actor | Charlie Chan |
 Slim Summerville | Cast | Actor | Sheriff Tombstone Fletcher |
 Stanley Blystone | Cast | Actor | Lineup Officer |
 Victor Sen Yung | Cast | Actor | Jimmy Chan |
 Virginia Sale | Cast | Actress | Maid Reporting Missing Passkey |
Barbara McLean | Cast | Actress | College Student (uncredited) |
 Chuck Hamilton | Cast | Actor | Policeman |
| Person | Type | Job | Role(s) |
