Cast & crew
The Greatest Power (1917)
Directed by Edwin Carewe, Edward LeSaint Written by Louis Wolheim
Cast
| William Black | Duncan |
| Rudolph De Cordova | Byron Williams |
| Frederick Truesdell | Poole |
| W.M. Armstrong | Capt. Klaa |
| Frank Currier | Monroe |
| William B. Davidson | Conrad |
| Ethel Barrymore | Monroe |
| Harry Northrup | Harry |
| Redfield Clarke | Nance Redfield |
| Cecil Owen | Frits Johansen |
Crew
| Albert S. Le Vino | Scenario Writer |
| Edwin Carewe | Director |
| Edward LeSaint | Director |
| Louis Wolheim | Story |