The Master Key
- Bliadhna: 1945
- Dùthaich: United States of America
- Seòrsa: Action, War, Crime
- Stiùidio: Universal Pictures
- Faclan-luirg: movie serial
- Stiùiriche: Ray Taylor, Lewis D. Collins
- Cast: Milburn Stone, Jan Wiley, Dennis Moore, Addison Richards, Byron Foulger, Maris Wrixon
