The Secret of the Submarine
An American adventure film serial comprised of fifteen episodes of two reels (24 min) each. All chapters are presumed lost.
- Genre: Action, Eventyr
- Land: United States
- Direktør: George L. Sargent
- Aktører: Juanita Hansen, Tom Chatterton, Hylda Hollis, Lamar Johnstone, George Clancey, William Tedmarsh, Harry Edmondson, George Webb, Hugh Bennett, Joseph Beaudry,
