The Secret of the Submarine
Movie| Title | The Secret of the Submarine |
| User score | 0 |
| Release date | May 21, 1915 |
| Genre | Action, Adventure |
| Director | George L. Sargent |
| Production country | United States of America |
| Production companies | American Film Manufacturing Company |
| Run time | 360 min. |
An American adventure film serial comprised of fifteen episodes of two reels (24 min) each. All chapters are presumed lost.
