Directed by
| Howard Bretherton | ||
| Walter Morosco | ||
Writing Credits
| Walter Morosco | ... | (story) |
| Walter Morosco | ... | (scenario) |
Cast (in credits order)
| Rin Tin Tin | ... | Rinty (as Rin-Tin-Tin) | |
| Helene Costello | ... | Dale Burke | |
 |
Walter Merrill | ... | Thomas Hallard |
| John Patrick | ... | Foster | |
| Otto Matieson | ... | London Letter | |
| George Kotsonaros | ... | The Monk | |
| DeWitt Jennings | ... | Inspector Burke | |
| Carl Stockdale | ... | Stokes | |
| Les Bates | ... | Long Tom | |
Cinematography by
| Frank Kesson | ||
Second Unit Director or Assistant Director
| William H. Cannon | ... | assistant director (as William Cannon) |
Camera and Electrical Department
| Frederick E. West | ... | assistant camera (as Fred West) |
