If you fall asleep you die.
After an experimental drug trial goes awry, the test subjects face a terrifying side effect: if you fall asleep you die. Trapped in an isolated facility, panic ensues as they try to escape and somehow stay awake.
TMDB audience score
Based on 215 votes
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Availability in the US
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United States listings · Refreshed 13 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.
Standard length · 1h 30m
At 1h 30m it sits between 90 minutes and two hours.
Horror · Science Fiction · Thriller
TMDB files it under horror, science fiction, and thriller.
2 subscriptions · 9 free · 5 to rent · 5 to buy
Included with 2 subscription services: Amazon Prime Video and Amazon Prime Video with Ads. Free or ad-supported on Kanopy, Fawesome, The Roku Channel, and 6 more. Listed to rent from 5 stores. Listed to buy from 5 stores.
6.2 / 10 on TMDB
TMDB users rate it 6.2 out of 10 across 215 votes, a positive 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
