HD Attack of the Unknown
A SWAT team transporting a vicious crime syndicate boss must fight their way out of a county detention center during a catastrophic alien invasion.
Where to Watch
US
Free
Streaming availability via JustWatch / TMDB.
Trailer
Official trailer · YouTube Details
Synopsis
A SWAT team transporting a vicious crime syndicate boss must fight their way out of a county detention center during a catastrophic alien invasion.
Frequently asked questions
Where can I watch Attack of the Unknown?
Attack of the Unknown is available to stream on Amazon Prime Video and Amazon Prime Video with Ads in US. You can also rent or buy it digitally.
Is Attack of the Unknown on Amazon Prime Video?
Yes. Attack of the Unknown is available to stream on Amazon Prime Video in US. Open the “Where to Watch” section above for the direct link.
Is Attack of the Unknown available to stream for free?
Yes — Attack of the Unknown can be watched for free on Hoopla, Plex Channel, The Roku Channel and 3 more services (some options may include ads).
Where can I rent or buy Attack of the Unknown?
Attack of the Unknown is available to rent or buy on Amazon Video, Apple TV Store, Google Play Movies and 7 more services in US. See the “Where to Watch” section for current options.
