The Secret of the Submarine
- Sal: 1915
- Welat: United States of America
- Genre: Action, Adventure
- Studio: American Film Manufacturing Company
- Keyword: submarine, silent film, movie serial, lost film
- Serek: George L. Sargent
- Avdan: Juanita Hansen, Tom Chatterton, Hylda Hollis, Lamar Johnstone, George Clancey, William Tedmarsh
