No water. No power. No explanation. No escape.
Neighbors in a block wake one morning to find they have been sealed inside their apartments. Can they work together to find out why? Or will they destroy each other in their fight to escape?
TMDB audience score
Based on 220 votes
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Availability in the US
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United States listings · Refreshed 12 Oct 2026. More horror to watch in the US
MyCinema quick facts
Worked out from the film's TMDB record and its United States provider listings. These are facts about the data, not a review.
Short watch · 1h 17m
At 1h 17m it runs under 90 minutes.
More horror under 90 minutesThriller · Horror · Science Fiction
TMDB files it under thriller, horror, and science fiction.
2 subscriptions · 10 free · 4 to rent · 4 to buy
Included with 2 subscription services: Amazon Prime Video and Amazon Prime Video with Ads. Free or ad-supported on Hoopla, Fawesome, The Roku Channel, and 7 more. Listed to rent from 4 stores. Listed to buy from 4 stores.
5.9 / 10 on TMDB
TMDB users rate it 5.9 out of 10 across 220 votes, a mixed audience score. That is a moderate sample of voters.
The scare meter is MyCinema's own rating, given by a person who has watched the film. It is not a TMDB score.
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Horror and thrillers that TMDB recommends alongside this film.
The Signal
2007, 1h 43m
A horror film told in three parts, from three perspectives, in which a mysterious transmission that turns people into killers invades every cell phone, radio, and television.
Open The Signal
