The Master Key
- Xyoo: 1914
- Ncig Teb Chaws: United States of America
- Genre: Action, Adventure, Drama
- Studio: Universal Film Manufacturing Company
- Cov ntsiab lus: movie serial
- Tus Thawj Coj: Robert Z. Leonard
- Pov Pob Tseg: Robert Z. Leonard, Ella Hall, Harry Carter, Jean Hathaway, Alfred Hickman, Wilbur Higby
