The Master Key
- Bliadhna: 1914
- Dùthaich: United States of America
- Seòrsa: Action, Adventure, Drama
- Stiùidio: Universal Film Manufacturing Company
- Faclan-luirg: movie serial
- Stiùiriche: Robert Z. Leonard
- Cast: Robert Z. Leonard, Ella Hall, Harry Carter, Jean Hathaway, Alfred Hickman, Wilbur Higby
