| Person | Type | Job | Role(s) |
|---|---|---|---|
 Al Clark | Crew | Editing | Editor |
Ben Oakland | Crew | Crew | Additional Music |
 Budd Boetticher | Crew | Directing | Director |
George Brooks | Crew | Art | Art Direction |
Gregory Stone | Crew | Crew | Additional Music |
Jack Boyle | Crew | Writing | Writer |
L. William O'Connell | Crew | Camera | Director of Photography |
Lambert E. Day | Crew | Sound | Sound |
Lionel Banks | Crew | Art | Art Direction |
Milton Feldman | Crew | Directing | Assistant Director |
Mischa Bakaleinikoff | Crew | Sound | Music Director |
Paul Sawtell | Crew | Sound | Original Music Composer |
Paul Yawitz | Crew | Writing | Writer |
Robert Priestley | Crew | Art | Set Decoration |
 Ted Richmond | Crew | Production | Producer |
Werner R. Heymann | Crew | Crew | Additional Music |
Earl E. Lawrence | Crew | Crew | Additional Music |
 Ben Taggart | Cast | Actor | Traffic Cop (Uncredited) |
 Billy Lenhart | Cast | Actor | Boy (Uncredited) |
Cecil Weston | Cast | Actress | Mother (Uncredited) |
 Chester Morris | Cast | Actor | Horatio 'Boston Blackie' Black |
 Constance Purdy | Cast | Actress | Woman in Daley's Office (Uncredited) |
 Dorothy Malone | Cast | Actress | Eileen Daley (Uncredited) |
Early Cantrell | Cast | Margaret Dean (Uncredited) | |
 Edward Keane | Cast | Actor | Police Commissioner Howard (Uncredited) |
Edythe Elliott | Cast | Actress | Mother (Uncredited) |
Fred Graff | Cast | Actor | Reporter (Uncredited) |
Fred Howard | Cast | Actor | Reporter (Uncredited) |
 George E. Stone | Cast | Actor | The Runt |
 George Magrill | Cast | Actor | Police Guard (Uncredited) |
 George McKay | Cast | Actor | Police Sergeant McNulty (Uncredited) |
Harrison Greene | Cast | Actor | Arthur Manleder (Uncredited) |
Henry Jordan | Cast | Reporter (Uncredited) | |
Jack Gardner | Cast | Actor | Frank (Uncredited) |
 Janis Carter | Cast | Actress | Dorothy Anderson |
 John Tyrrell | Cast | Actor | Austin (Uncredited) |
 Joseph Crehan | Cast | Actor | Jumbo Madigan (Uncredited) |
 Kenneth Brown | Cast | Actor | Boy (Uncredited) |
Lew Davis | Cast | Actor | Exhibit Attendee (Uncredited) |
 Lyle Latell | Cast | Actor | Detective Sergeant Matthews (Uncredited) |
 Mark Roberts | Cast | Actor | George Daley |
 Minerva Urecal | Cast | Actress | Miss Wilkinson (Uncredited) |
 Pat O'Malley | Cast | Actor | Police Sergeant (Uncredited) |
 Richard Lane | Cast | Actor | Inspector Farraday |
 Robert B. Williams | Cast | Actor | Matt Healy |
 Bob Walker | Cast | Actor | Man in Office with Matthews (Uncredited) |
 William Wright | Cast | Actor | Paul Martens |
Dick Jensen | Cast | Actor | Policeman (Uncredited) |
Tom Kingston | Cast | News Photographer (Uncredited) | |
Cy Malis | Cast | Policeman (Uncredited) | |
Anne Loos | Cast | Actress | Newsstand Clerk (Uncredited) |
Ed Allen | Cast | Policeman (Uncredited) | |
| Person | Type | Job | Role(s) |
