The Master Key poster
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The Master Key

8.019453h 46mNRMovieActionWarCrime

Before the outbreak of WWII, Nazi sympathizers plot to undermine America.

DirectorsLewis D. Collins·Ray Taylor
WritersJack Natteford·Dwight V. Babcock
ProducerMorgan Cox

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The Master Key was released on April 24, 1945 but we couldn't find it on any streaming service yet. Rights can change — try again later.

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Cast · Directed by Lewis D. Collins

MSMilburn Stone
Milburn Stone
Agent Tom Brant
JWJan Wiley
Jan Wiley
Janet Lowe
DMDennis Moore
Dennis Moore
Jack Ryan
ARAddison Richards
Addison Richards
Gerhard Doenitz / Garret Donahue
BFByron Foulger
Byron Foulger
Prof. Elwood Henderson
MWMaris Wrixon
Maris Wrixon
Dorothy Newton
SPSarah Padden
Sarah Padden
Aggie
GLGeorge Lynn
George Lynn
Herman
RHRussell Hicks
Russell Hicks
Police Chief Michael J. O'Brien
RVRoland Varno
Roland Varno
Arnold Hoffman
LLLash LaRue
Lash LaRue
Migsy
JS
Jerry Shane
Dan

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The Master Key — streaming FAQ

Which OTT platform streams The Master Key?

The Master Key isn't streaming anywhere in United States yet.

Is The Master Key on Netflix?

No, The Master Key is not on Netflix in United States as of October 2026.

Is The Master Key on Amazon Prime Video?

No, The Master Key isn't on Amazon Prime Video in United States right now.

Where can I watch The Master Key for free?

The Master Key isn't streaming in United States yet, so there's no way to watch it free at the moment.

What is the OTT release date for The Master Key?

The Master Key hasn't started streaming in United States yet. Based on the typical 6–8 week theatrical-to-streaming window, we estimate it will arrive around June 12, 1945. This is a prediction, not a confirmed date.