Directed by
| Lew Landers | ||
Writing Credits
| Ben Markson | ... | (screenplay) |
| Paul Yawitz | ... | (story) |
| Malcolm Stuart Boylan | ... | (additional dialogue) |
| Jack Boyle | ... | (character) |
Cast (in credits order) complete, awaiting verification
| Chester Morris | ... | Horatio 'Boston Blackie' Black / Cyrus Peyton | |
| Lynn Merrick | ... | Geraldine 'Gerry' Peyton | |
| Richard Lane | ... | Inspector Farraday | |
| Frank Sully | ... | Sergeant Matthews | |
| George E. Stone | ... | The Runt | |
| Rest of cast listed alphabetically: | |||
| Kathryn Card | ... | Landlady (uncredited) | |
| Claire Carleton | ... | Mamie Kirwin (uncredited) | |
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Jack Gordon | ... | Cab Driver (uncredited) |
| Russell Hicks | ... | Harcourt (uncredited) | |
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Doris Houck | ... | Josie (uncredited) |
| Charles Lane | ... | Hack Hagen (uncredited) | |
| George Lloyd | ... | Janitor (uncredited) | |
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Brian O'Hara | ... | Dubious Cab Driver (uncredited) |
| Wanda Perry | ... | Tenant in Hallway (uncredited) | |
| Mark Roberts | ... | John Peyton (uncredited) | |
| Erik Rolf | ... | Smiley Slade (uncredited) | |
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Victor Travis | ... | Tenant in Hallway (uncredited) |
| John Tyrrell | ... | Policeman (uncredited) | |
| Emmett Vogan | ... | Coroner (uncredited) | |
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Ruth Warren | ... | Milkwoman (uncredited) |
Produced by
| John Stone | ... | producer |
Cinematography by
| Burnett Guffey | ... | director of photography |
Editing by
| Jerome Thoms | ||
Art Direction by
| Carl Anderson | ||
| Jerome Pycha Jr. | ||
Set Decoration by
| Albert Rickerd | ||
Second Unit Director or Assistant Director
| Chris Beute | ... | assistant director |
Sound Department
| Philip Faulkner Jr. | ... | sound recordist (as Philip Faulkner) |
Stunts
| Eddie Parker | ... | stunts (uncredited) |
Camera and Electrical Department
| Ned Scott | ... | still photographer |
Costume and Wardrobe Department
| Eugene Joseff | ... | costume jeweller (uncredited) |
Music Department
| Mischa Bakaleinikoff | ... | musical director |
| Sidney Cutner | ... | composer: stock music (uncredited) |
| Werner R. Heymann | ... | composer: stock music (uncredited) |
| George Parrish | ... | composer: stock music (uncredited) |
| Edward H. Plumb | ... | composer: stock music (uncredited) |
| Edwin Wetzel | ... | music mixer (uncredited) |
| Victor Young | ... | composer: stock music (uncredited) |
Additional Crew
| Marie Deramie | ... | research director (uncredited) |