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An Alien was released on January 1, 2018 but we couldn't find it on any streaming service yet. Rights can change — try again later.
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An Alien — streaming FAQ
Which OTT platform streams An Alien?
An Alien isn't streaming anywhere in United Kingdom yet.
Is An Alien on Netflix?
No, An Alien is not on Netflix in United Kingdom as of September 2026.
Is An Alien on Amazon Prime Video?
No, An Alien isn't on Amazon Prime Video in United Kingdom right now.
Where can I watch An Alien for free?
An Alien 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 An Alien?
An Alien 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 February 19, 2018. This is a prediction, not a confirmed date.
