Some mysteries should not be unlocked
A mother and her young son release unimaginable horrors from the attic of their rural dream home.
TMDB audience score
Based on 489 votes
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Availability in the UK
Provider listings are supplied by JustWatch through TMDB. Verify pricing and availability before renting or subscribing.
UK only · Refreshed 12 Oct 2026.
MyCinema quick facts
Worked out from the film's TMDB record and its United Kingdom provider listings. These are facts about the data, not a review.
Standard length · 1h 32m
At 1h 32m it sits between 90 minutes and two hours.
Horror · Thriller
TMDB files it under horror and thriller.
1 subscription · 2 to rent · 2 to buy
Included with 1 subscription service: Lionsgate+ Amazon Channel. Listed to rent from 2 stores. Listed to buy from 2 stores.
4.5 / 10 on TMDB
TMDB users rate it 4.5 out of 10 across 489 votes, a low audience score. That is a moderate sample of voters.
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