Cast & crew
The Double O (1921)
Directed by Roy Clements Written by Roy Clements
Cast
| William Berke | Mat |
| Jack Hoxie | Hanes |
| Evelyn Nelson | Powell |
| Steve Clemente | Cholo |
| Ed La Niece | Jim Olmeyer |
Crew
| King D. Gray | Director of Photography |
| Roy Clements | Director |
| Ben F. Wilson | Producer |
| Roy Clements | Writer |