Directed by
| Phil Rosen | ... | (directed by) |
Writing Credits
| Joseph Hoffman | ... | (original screenplay by) |
Cast (in credits order) complete, awaiting verification
| Edward Norris | ... | Philip Bennett | |
| Marlo Dwyer | ... | Helen Lengel | |
 |
Eleanor Lawson | ... | Louise Hammond |
| Frederick Burton | ... | Hobart Bennett | |
| Addison Richards | ... | Lt. Detective George Bradley | |
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Edward Keane | ... | Dr. Richard Clark |
| Hugh Sothern | ... | Prof. Toller | |
| Tom Seidel | ... | Reginald 'Reg' Bennett | |
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Elliott Sullivan | ... | Eric |
| Anthony Warde | ... | Hugo | |
| Ernie Adams | ... | Gimpy | |
| Kenne Duncan | ... | Jess Fowler (as Kenneth Duncan) | |
| George Dobbs | ... | Tim Martin | |
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Lois Landon | ... | Aunt Margaret |
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Frances Richards | ... | Nurse |
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Jack Buckley | ... | Mitch Larsen |
| Jack Ingram | ... | Ed. Sporady (as Jack Ingraham) | |
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George Kirby | ... | The Bennett Butler |
| Rest of cast listed alphabetically: | |||
| Jack Cheatham | ... | Barfly (uncredited) | |
| Tristram Coffin | ... | Radio Newscaster (voice) (uncredited) | |
| Kit Guard | ... | Barfly (uncredited) | |
| Charles King | ... | Cop Who Gets Killed (uncredited) | |
Produced by
| A.W. Hackel | ... | producer (produced by) |
Cinematography by
| Harry Neumann | ... | director of photography |
Production Management
| Ben Gutterman | ... | production manager |
Second Unit Director or Assistant Director
| Allen K. Wood | ... | assistant director (as Al Wood) |
Sound Department
| Glen Glenn | ... | sound |
Costume and Wardrobe Department
| Eugene Joseff | ... | costume jeweller (uncredited) |
Editorial Department
| Martin G. Cohn | ... | editorial supervisor |
Music Department
| Frank Sanucci | ... | musical director |
