The Master Key
13 Chapters of Terrific Thrills!
Before the outbreak of WWII, Nazi sympathizers plot to undermine America.
- Year : 1945
- Country : United States of America
- Genre : Action, War, Crime
- Studio : Universal Pictures
- Keyword : movie serial
- Director : Lewis D. Collins, Ray Taylor
- Cast : Milburn Stone, Jan Wiley, Dennis Moore, Addison Richards, Byron Foulger, Maris Wrixon