![The Master Key Poster](https://image.tmdb.org/t/p/w500//1y4horI9dQKeBAbvwzkC9XSgZJk.jpg)
The Master Key
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April 24, 1945
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Action, War, Crime
Before the outbreak of WWII, Nazi sympathizers plot to undermine America.
Featured Crew
Lewis D. Collins
Director
Ray Taylor
Director
Jack Natteford
Story
0
Cast
![Milburn Stone](https://image.tmdb.org/t/p/w300//3USWF00CiqUfaFkityyyJxh9srN.jpg)
Milburn Stone
Agent Tom Brant
![Jan Wiley](https://image.tmdb.org/t/p/w300//drTrHUQ3dCzDQNipTr7eiU2E95S.jpg)
Jan Wiley
Janet Lowe
![Dennis Moore](https://image.tmdb.org/t/p/w300//l0ASkx4SxvHRGAJNLZsj1zkpg9V.jpg)
Dennis Moore
Jack Ryan
![Addison Richards](https://image.tmdb.org/t/p/w300//4dfuxkteGt5zaXnd7oIDnKJGzlW.jpg)
Addison Richards
Gerhard Doenitz / Garret Donahue
![Byron Foulger](https://image.tmdb.org/t/p/w300//8j1Mn3alrcZyfe742LCfjCglQ3L.jpg)
Byron Foulger
Prof. Elwood Henderson