Cast & crew
The Devil Within (1921)
Directed by Bernard J. Durning Written by George Allan
Cast
| Dustin Farnum | Captain Briggs |
| Virginia Valli | Laura |
| Bernard J. Durning | Hal (as Bernard Durning) |
| Nigel De Brulier | Dr. Philiol |
| Bob Perry | Crevay |
| Charles Gorman | Bevins |
| Jim Farley | Scurlock |
| Tom O'Brien | Wansley |
| Kirk Incas | Cabin Boy |
| Evelyn Selbie | Witch |
| Hazel Deane | Juvenile Witch |
| Otto Hoffman | Ezra |
Crew
| Don Short | Cinematography |
| Bernard J. Durning | Director |
| George Allan | Writer |