The Secret of the Submarine (1916) — Cast
Cast
| Juanita Hansen | Cleo |
| Tom Chatterton | Jarvis |
| Harry Edmondson | Sextus |
| George Gebhardt | |
| Hylda Hollis | Olga |
| Lamar Johnstone | Morton |
| George Clancey | Hook |
| William Tedmarsh | Tatsuma Hayase |
| George Webb | Mahlin |
| Hugh Bennett | Ralph |
| Joseph Beaudry | Greco Montgomery |
| Perry Banks | |
| Leona Hutton |
Crew
| George L. Sargent | Director |