Movies like Dept. H
The best movies like Dept. H are Last Breath (2025), The Meg (2018) and Underwater (2020). If Dept. H hooked you, these 20 similar films are what to watch next, and every pick says why it matches.
Dept. H
Quick picks
- Highest ratedDeep Water (2026)7.4/10 from 721 votes
- NewestWhalefall (2026)Released 2026
Last Breath (2025)
Seasoned deep-sea divers battle the raging elements to rescue their crewmate trapped hundreds of feet below the ocean's surface.
Why it matches: Recommended by TMDB viewers
Popcorn FlickMovies like thisThe Meg (2018)
A deep sea submersible pilot revisits his past fears in the Mariana Trench, and accidentally unleashes the seventy foot ancestor of the Great White Shark believed to be extinct.
Why it matches: Recommended by TMDB viewers
Popcorn FlickMovies like thisUnderwater (2020)
After an earthquake destroys their underwater station, six researchers must navigate two miles along the dangerous, unknown depths of the ocean floor to make it to safety in a race against time.
Why it matches: Recommended by TMDB viewers
Popcorn FlickMovies like thisLeviathan (1989)
Underwater deep-sea miners encounter a Soviet wreck and bring back a dangerous cargo to their base on the ocean floor with horrifying results. The crew of the mining base must fight to survive against a genetic mutation that hunts them down one by one.
Why it matches: Recommended by TMDB viewers
Popcorn FlickMovies like thisDeep Water (2026)
A group of international passengers on a flight from Los Angeles to Shanghai is forced to make an emergency landing in shark-infested waters. The terrified group is forced to work together and overcome their differences if they hope to escape their sinking plane and the frenzy of sharks drawn to the wreckage.
Why it matches: Recommended by TMDB viewers
Worth the HypeMovies like thisSea Fever (2020)
The crew of a West of Ireland trawler—marooned at sea—struggle for their lives against a growing parasite in their water supply.
Why it matches: Recommended by TMDB viewers
Popcorn FlickMovies like thisMeg 2: The Trench (2023)
An exploratory dive into the deepest depths of the ocean of a daring research team spirals into chaos when a malevolent mining operation threatens their mission and forces them into a high-stakes battle for survival.
Why it matches: Recommended by TMDB viewers
Popcorn FlickMovies like thisThe Abyss (1989)
A civilian oil rig crew is recruited to conduct a search and rescue effort when a nuclear submarine mysteriously sinks. One diver soon finds himself on a spectacular odyssey 25,000 feet below the ocean's surface where he confronts a mysterious force that has the power to change the world or destroy it.
Why it matches: Recommended by TMDB viewers
Worth the HypeMovies like thisOld (2021)
A group of families on a tropical holiday discover that the secluded beach where they are staying is somehow causing them to age rapidly – reducing their entire lives into a single day.
Why it matches: Recommended by TMDB viewers
Popcorn FlickMovies like thisSphere (1998)
A spacecraft is discovered at the bottom of the Pacific Ocean, presumed to be at least 300 years old and of alien origin. A crack team of scientists and experts is assembled and taken to the ocean floor to investigate. However, the ship is not as it seems and when a giant perfect sphere is discovered in the cargo bay, things begin to fall apart.
Why it matches: Recommended by TMDB viewers
Popcorn FlickMovies like thisIron Lung (2026)
In a post-apocalyptic future where an event known as "The Quiet Rapture" caused all known stars and habitable planets in the universe to disappear, a convict is sent to search an ocean of blood discovered on a desolate moon, using a small submarine nicknamed the "Iron Lung".
Why it matches: Recommended by TMDB viewers
Popcorn FlickMovies like thisHaunted (1995)
Professor David Ash exposes false spiritulists and mediums. He is invited to Edbrook to resolve the fears and torments within its secretive family. Soon after arriving Ash begins to doubt his own senses, and watching the strange behaviour of its residents does not make his task any easier. In time, he finds there's more to Edbrook than even he can debunk.
Why it matches: Recommended by TMDB viewers
Popcorn FlickMovies like thisDeep Blue Sea (1999)
Researchers on the undersea lab Aquatica have genetically altered the brains of captive sharks to develop a cure for Alzheimer's disease. But there's an unexpected side effect: the sharks got smarter, faster, and more dangerous. After a big storm damages their remote research facility, they must fight for their lives.
Why it matches: Recommended by TMDB viewers
Popcorn FlickMovies like thisWhalefall (2026)
Following the death of his father, Jay Gardiner goes diving off the central Coast of California in search of his remains, but is swallowed by a massive sperm whale. While trapped inside its belly with only one hour of oxygen left, Jay comes to realize that the hard-earned lessons his father imparted may be the key to his escape.
Why it matches: Recommended by TMDB viewers
Popcorn FlickMovies like thisLocked (2025)
When Eddie breaks into a luxury SUV, he steps into a deadly trap set by William, a self-proclaimed vigilante delivering his own brand of twisted justice. With no means of escape, Eddie must fight to survive in a ride where escape is an illusion, survival is a nightmare, and justice shifts into high gear.
Why it matches: Recommended by TMDB viewers
Popcorn FlickMovies like thisThe Astronaut (2025)
After returning from her first space mission, astronaut Sam Walker is placed under NASA’s care at a high security house for rehabilitation and medical testing. However, when disturbing occurrences begin happening around the property, she fears that something extraterrestrial has followed her back to Earth.
Why it matches: Recommended by TMDB viewers
Popcorn FlickMovies like thisThe Ring (2002)
Journalist Rachel Keller investigates a strange videotape that may be behind the untimely deaths of four teenagers. There is an urban legend about this tape: the viewer will die seven days after watching it. Rachel tracks down the video... and watches it. Now she has just seven days to unravel the mystery of the Ring in order to save herself and her son.
Why it matches: Recommended by TMDB viewers
Popcorn FlickMovies like thisAlien: Alone (2019)
An abandoned crew member aboard a derelict chemical hauler is trying to keep her ship and herself alive. After discovering hidden cargo, she risks it all to power up the broken ship in search of human life.
Why it matches: Recommended by TMDB viewers
Popcorn FlickMovies like thisDoctor X (1932)
A wisecracking reporter investigates the cannibalistic 'Moon Killer' murders tied to a medical academy, culminating in a chilling reenactment experiment.
Why it matches: Recommended by TMDB viewers
Popcorn FlickMovies like thisReminiscence (2021)
Nicolas Bannister, a rugged and solitary veteran living in a near-future Miami flooded by rising seas, is an expert in a dangerous occupation: he offers clients the chance to relive any memory they desire. His life changes when he meets a mysterious young woman named Mae. What begins as a simple matter of lost and found becomes a passionate love affair. But when a different client's memories implicate Mae in a series of violent crimes, Bannister must delve through the dark world of the past to uncover the truth about the woman he fell for.
Why it matches: Recommended by TMDB viewers
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Frequently asked questions
What are the best movies like Dept. H?
The closest matches to Dept. H are Last Breath (2025), The Meg (2018) and Underwater (2020). Below are 17 more, each with the reason it matches.
What should I watch after Dept. H?
Start with Last Breath (2025), the closest match to Dept. H.
What is the highest-rated movie like Dept. H?
Deep Water (2026), rated 7.4/10 by 721 TMDB users.
What is the newest movie like Dept. H?
Whalefall (2026) is the most recent release on this list.
Are there English movies like Dept. H?
Yes: Last Breath (2025), The Meg (2018) and Underwater (2020).
How are movies similar to Dept. H chosen?
First come films that Trakt’s viewers watch alongside Dept. H, then TMDB’s recommendations and films it rates as similar in story and genre. Each pick says which signal put it there.