The Secret of the Submarine
- Bliadhna: 1915
- Dùthaich: United States of America
- Seòrsa: Action, Adventure
- Stiùidio: American Film Manufacturing Company
- Faclan-luirg: submarine, silent film, movie serial, lost film
- Stiùiriche: George L. Sargent
- Cast: Juanita Hansen, Tom Chatterton, Hylda Hollis, Lamar Johnstone, George Clancey, William Tedmarsh
