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The Investigation was released on June 23, 1974 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 Marek Piestrak
More from Tadeusz Borowski · Lead actor
More from Edmund Fetting · Co-star actor
More from Marek Piestrak · Director
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The Investigation — streaming FAQ
Which OTT platform streams The Investigation?
The Investigation isn't streaming anywhere in United Kingdom yet.
Is The Investigation on Netflix?
No, The Investigation is not on Netflix in United Kingdom as of September 2026.
Is The Investigation on Amazon Prime Video?
No, The Investigation isn't on Amazon Prime Video in United Kingdom right now.
Where can I watch The Investigation for free?
The Investigation isn't streaming in United Kingdom yet, so there's no way to watch it free at the moment.
What is the OTT release date for The Investigation?
The Investigation hasn't started streaming in United Kingdom yet. Based on the typical 6–8 week theatrical-to-streaming window, we estimate it will arrive around August 11, 1974. This is a prediction, not a confirmed date.
