Directed by
| Benjamin Stoloff | ... | (as Ben Stoloff) (directed by) |
Writing Credits
| Beatrice Van | ... | (screen play) & |
| William Jacobs | ... | (screen play) |
| Willard Mack | ... | (story "The Public Be Damned") |
Cast (in credits order)
| Bela Lugosi | ... | Degar | |
| Wallace Ford | ... | Tom Hartley | |
| Sally Blane | ... | Mary Rinehart | |
| Bryant Washburn | ... | John Rinehart | |
| Tully Marshall | ... | Richard Rinehart | |
| Gertrude Michael | ... | Sarah Rinehart (as Gertrude Michaels) | |
| George Meeker | ... | Prof. Arthur Hornsby | |
 |
Mary Frey | ... | Sika |
| Matt McHugh | ... | Detective Bailey | |
| Edwin Maxwell | ... | The Maniac | |
| Rest of cast listed alphabetically: | |||
| Pat Harmon | ... | Cab Driver (uncredited) | |
| Otto Hoffman | ... | Professor (uncredited) | |
| Eric Mayne | ... | Prof. John Andre (uncredited) | |
| Dave O'Brien | ... | Young Victim (uncredited) | |
|
|
Richard Powell | ... | Detective Dooley (uncredited) |
| Oscar Smith | ... | Martin the Chauffeur (uncredited) | |
|
|
Emma Tansey | ... | Little Old Lady (uncredited) |
Produced by
| Bryan Foy | ... | producer (uncredited) |
Cinematography by
| Joseph A. Valentine | ... | (photography) |
Editing by
| Arthur Hilton | ... | film editor |
Second Unit Director or Assistant Director
| W.L. Vogel | ... | technical director |
Camera and Electrical Department
| Walter Rankin | ... | assistant camera (uncredited) |
| Joe Raue | ... | assistant camera (uncredited) |
Additional Crew
| Harry Cohn | ... | president: Columbia Pictures Corporation |
