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The Key was released on May 14, 1971 but we couldn't find it on any streaming service yet. Rights can change — try again later.
Get the app to be notifiedCast · Directed by Vladimír Čech
FV
František Vicena
Jan Zika
WK
Wilhelm Koch-Hooge
Friedrich
ZK
Zdeněk Kampf
Nergl
VV
Vlasta Vlasáková
Milada
EJ
Eva Jiroušková
Blazena Preislerová
OV
Oldřich Velen
Josef Preisler
JF
Jürgen Frohriep
Nemecký chirurg
MH
Miloslav Holub
Jankovský
AW
Alena Walterová
Ziková
JN
Jindřich Narenta
OŠ
Oto Ševčík
JH
Josef Hajdučík
radista Černý
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The Key — streaming FAQ
Which OTT platform streams The Key?
The Key isn't streaming anywhere in United States yet.
Is The Key on Netflix?
No, The Key is not on Netflix in United States as of August 2026.
Is The Key on Amazon Prime Video?
No, The Key isn't on Amazon Prime Video in United States right now.
Where can I watch The Key for free?
The 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 Key?
The 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 July 2, 1971. This is a prediction, not a confirmed date.