If you loved the eerie underwater horror of 'The Deep House' (2021), you're in for a treat! This article explores 10 spine-chilling movies and shows that share the same claustrophobic tension, supernatural thrills, and aquatic terror. Whether you're a horror enthusiast or just looking for your next scare, these picks will keep you on the edge of your seat.

The Abyss (1989)
Description: A sci-fi thriller about a deep-sea diving team encountering mysterious and potentially alien phenomena.
Fact: The underwater scenes were filmed in a massive water tank, and the cast underwent rigorous diving training. The film pioneered several underwater filming techniques.


Open Water (2003)
Description: A psychological horror film based on true events, about a couple stranded in the ocean after being accidentally left behind by their dive boat.
Fact: The film was shot on a shoestring budget, using real sharks in some scenes. The actors spent hours in the water, adding to the film's realism.


The Cave (2005)
Description: A sci-fi horror film about a team of divers exploring an underwater cave system, encountering deadly creatures.
Fact: The cave sets were built in a massive water tank to simulate underwater conditions. The film's creatures were designed to be a mix of practical effects and CGI.


The Descent (2005)
Description: A claustrophobic horror film set in an underground cave system, featuring intense survival themes and supernatural elements.
Fact: The film was shot in a real cave system in Scotland, adding to its authenticity. It was originally intended to have a different, more ambiguous ending.


The Ruins (2008)
Description: A horror-thriller about a group of tourists trapped in an ancient Mayan ruin, facing a deadly and unseen threat.
Fact: The film is based on a novel by Scott Smith, who also wrote the screenplay. The vines in the movie were a combination of real plants and CGI.


The Tunnel (2011)
Description: A found-footage horror film about a news crew investigating abandoned tunnels beneath Sydney, encountering terrifying entities.
Fact: The film was shot guerrilla-style in real underground locations. It was released simultaneously in theaters and as a pay-what-you-want download.


The Pyramid (2014)
Description: A found-footage horror film set in an ancient Egyptian pyramid, where explorers face supernatural horrors.
Fact: The pyramid's interior was inspired by real Egyptian architecture but exaggerated for horror effect. The film uses a mix of practical sets and CGI to create its eerie environment.


As Above, So Below (2014)
Description: A found-footage horror film that explores the depths of the Paris catacombs, blending psychological terror with supernatural occurrences.
Fact: Many scenes were filmed in the actual Paris catacombs, which are off-limits to the public. The film uses a mix of real and constructed sets to enhance its eerie atmosphere.


47 Meters Down (2017)
Description: A survival horror film about two sisters trapped in a shark cage at the bottom of the ocean, fighting to survive.
Fact: The film was shot in a water tank in the UK, with the actresses performing many of their own stunts. It was originally intended to be a direct-to-video release.


The Shallows (2016)
Description: A survival thriller about a surfer stranded on a rock, hunted by a great white shark.
Fact: The film was shot in Australia, with the shark being a mix of animatronics and CGI. Blake Lively performed many of her own stunts in the water.
