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Diagonal was released on September 5, 1973 but we couldn't find it on any streaming service yet. Rights can change — try again later.
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Diagonal — streaming FAQ
Which OTT platform streams Diagonal?
Diagonal isn't streaming anywhere in United Kingdom yet.
Is Diagonal on Netflix?
No, Diagonal is not on Netflix in United Kingdom as of September 2026.
Is Diagonal on Amazon Prime Video?
No, Diagonal isn't on Amazon Prime Video in United Kingdom right now.
Where can I watch Diagonal for free?
Diagonal 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 Diagonal?
Diagonal 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 October 24, 1973. This is a prediction, not a confirmed date.
