The Secret Kingdom
- Bliain: 1917
- Tír: United States of America
- Seánra: Adventure, Romance
- Stiúideo: Star Film Company, Vitagraph Company of America
- Eochairfhocal: movie serial, presumed lost
- Stiúrthóir: Theodore Marston, Charles Brabin
- Caitheadh: Charles Richman, Dorothy Kelly, Joseph Kilgour, Arline Pretty, William R. Dunn, De Jalma West
