The Secret Kingdom
- Jaro: 1917
- Lando: United States of America
- Ĝenro: Adventure, Romance
- Studio: Star Film Company, Vitagraph Company of America
- Ŝlosilvorto: movie serial, presumed lost
- Direktoro: Theodore Marston, Charles Brabin
- Rolantaro: Charles Richman, Dorothy Kelly, Joseph Kilgour, Arline Pretty, William R. Dunn, De Jalma West
