
Sub-genre
Sci-Fi Horror
🛸 Every sci-fi horror title worth your dread, gathered and ranked by the Crypt Score — our audience-first blend of IMDb, Rotten Tomatoes, Metacritic, and viewer reviews.
1342 titles

Deep Blue Sea 3
›R2020 · Action, Horror, Science Fiction · 100m · Tania Raymonde, Nathaniel Buzolic, Emerson Brooks
Dr. Emma Collins and her team are spending their third summer on the island of Little Happy studying the effect of climate change on the great white sharks who come to the nearby nursery every year to give birth. Along with the last two inhabitants of this former fishing village, their peaceful life is disrupted when a "scientific" team led by her ex-boyfriend and marine biologist Richard show up looking for three bull sharks who we soon learn aren't just any bull sharks.

The Thaw
›2009 · Horror, Science Fiction · 94m · Val Kilmer, Martha MacIsaac, Aaron Ashmore
At a remote Arctic research station, four ecology students discover the real horror of global warming is not the melting ice, but what's frozen within it. A prehistoric parasite is released from the carcass of a Woolly Mammoth upon the unsuspecting students who are forced to quarantine and make necessary sacrifices, or risk infecting the rest of the world.

Phoenix Forgotten
›PG-132017 · Horror, Mystery, Science Fiction · 87m · Florence Hartigan, Luke Spencer Roberts, Chelsea Lopez
Twenty years after three teenagers disappeared in the wake of mysterious lights appearing above Phoenix, Arizona, unseen footage from that night has been discovered, chronicling the final hours of their fateful expedition.

Brainscan
›R1994 · Horror, Science Fiction · 96m · Edward Furlong, Frank Langella, T. Ryder Smith
A lonely teenage horror fan and video gamer plays a new immersive and hypnotic computer game where he becomes a psychopathic killer, but when he emerges, he finds that the murder has actually happened.

Deadly Friend
›R1986 · Horror, Science Fiction · 91m · Matthew Labyorteaux, Kristy Swanson, Michael Sharrett
When tragedy strikes his remarkable robot and the beautiful girl next door, lonely teenage genius Paul tries to save them by pushing technology beyond its known limits into a terrifying new realm.

Silent Rage
›R1982 · Action, Horror, Science Fiction · 103m · Chuck Norris, Ron Silver, Toni Kalem
A mentally ill man in a small Texas town goes on a killing rampage and is fatally wounded by police. When doctors use an experimental serum to bring him back to life, the killer develops superhuman strength and the town sheriff must pursue him.

Tammy and the T-Rex
›NR1994 · Science Fiction, Horror, Comedy · 91m · Denise Richards, Paul Walker, George Pilgrim
An evil scientist implants the brain of a murdered high school student into an animatronic Tyrannosaurus, who later wreaks vengeance on the bullies who killed him, and is reunited with his sweetheart.

Nekrotronic
›R2018 · Comedy, Horror, Science Fiction · 99m · Ben O'Toole, Monica Bellucci, David Wenham
A man discovers that he is part of a secret sect of magical beings who hunt down and destroy demons in the internet.

Prophecy
›PG1979 · Horror, Science Fiction · 102m · Talia Shire, Robert Foxworth, Armand Assante
When a dispute occurs between a logging operation and a nearby Native American tribe, Dr. Robert Verne and his wife, Maggie, are sent in to mediate. Chief John Hawks insists the loggers are poisoning the water supply, and, though company man Isley denies it, the Vernes can't ignore the strangely mutated wildlife roaming the woods. Robert captures a bear cub for testing and soon finds himself the target of an angry mutant grizzly.

Brain Dead
›R1990 · Thriller, Horror, Science Fiction · 85m · Bill Pullman, Bill Paxton, Bud Cort
In a battle of man versus machine, Martin, a top neurosurgeon who's studying brain malfunctions that cause mental illness, delves deep into his own mind to save himself from a megalomaniacal corporation.

Antibirth
›2016 · Horror · 94m · Natasha Lyonne, Chloë Sevigny, Meg Tilly
In a desolate community full of drug-addled Marines and rumors of kidnapping, a wild-eyed stoner named Lou wakes up after a crazy night of partying with symptoms of a strange illness and recurring visions. As she struggles to get a grip on reality, the stories of conspiracy spread.

Sssssss
›PG1973 · Horror, Science Fiction · 99m · Strother Martin, Dirk Benedict, Heather Menzies
David, a college student, is looking for a job. He is hired by Dr. Stoner as a lab assistant for his research and experiments on snakes. David also begins to fall for Stoner's young daughter, Kristina. However, the good doctor has secretly brewed up a serum that can transform any man into a King Cobra snake-and he plans to use it on David.

It Lives Again
›R1978 · Horror, Science Fiction · 91m · Frederic Forrest, Kathleen Lloyd, John P. Ryan
Maternity wards echo with the patter of tiny claws as more murderous baby-faced monsters are born. But rather than kill their monstrous offspring during delivery, cursed parents flee to secret incubation hideouts.

Mosquito
›R1994 · Horror, Comedy, Science Fiction · 92m · Gunnar Hansen, Ron Asheton, Steve Dixon
An alien starship crashes in a swamp in a U.S. National Park. Some mosquitos begin to feed from the alien's corpses, causing them to grow to the size of a vulture. These mutant insects became very agressive, killing every human being they find. Will the few survivors fight successfully against this nightmare...?

The Manitou
›PG1978 · Horror, Science Fiction · 104m · Tony Curtis, Michael Ansara, Susan Strasberg
A psychic's girlfriend finds out that a lump on her back is a growing reincarnation of a 400 year-old demonic Native American spirit.

ABCs of Death 2 1/2
›R2016 · Horror, Thriller, Comedy · 85m · Ali Arslan, İlker Arslan, Anastasia Baranova
An anthology of 26 fan entries submitted for inclusion in ABCs of Death 2, each offering various takes on the letter "M".

Terminal Invasion
›R2002 · Horror, Science Fiction, Thriller · 90m · Bruce Campbell, Chase Masterson, Jason Jones
Aliens in human disguise commandeer a rural airport during a snowstorm. To survive, the people trapped inside must determine which of their own is not of this Earth.

Killdozer
›1974 · TV Movie, Science Fiction, Thriller · 74m · Clint Walker, Carl Betz, Neville Brand
A small construction crew on an island is terrorized when a spirit-like being takes over a large bulldozer, and goes on a killing rampage.

Carnifex
›2022 · Horror, Thriller · 93m · Alexandra Park, Sisi Stringer, Harry Greenwood
An aspiring documentarian and two conservationists who venture into the Outback to record the animals displaced by bushfires where they discover a terrifying new species.

It Happened at Lakewood Manor
›1977 · Drama, Horror, Thriller · 95m · Robert Foxworth, Lynda Day George, Gerald Gordon
A lakeside resort comes under attack by a seemingly infinite hoard of flesh-eating ants.

Hell Hole
›2024 · Horror, Science Fiction · 92m · Toby Poser, John Adams, Max Portman
Far away, in the desolate Serbian wilderness, a U.S.-led fracking crew uncover a dormant monster gestating inside a centuries-old French soldier. Now awakened and exposed in its most dangerously fragile state, it tears through the men on the grounds in search of a new womb.

Invisible Invaders
›1959 · Science Fiction, Horror · 67m · John Agar, Jean Byron, Philip Tonge
Aliens, contacting scientist Adam Penner, inform him that they have been on the moon for twenty thousand years, undetected due to their invisibility, and have now decided to annihilate humanity unless all the nations of earth surrender immediately. Sequestered in an impregnable laboratory trying to find the aliens' weakness, Penner, his daughter, a no-nonsense army major and a squeamish scientist are attacked from outside by the aliens, who have occupied the bodies of the recently deceased.

Frankenstein 1970
›NR1958 · Horror, Science Fiction · 83m · Boris Karloff, Jana Lund, Don 'Red' Barry
The baron's grandson rents the family castle to a TV crew to fund his atomic revival of the family monster.

The Frankenstein Syndrome
›NR2010 · Horror, Science Fiction · 88m · Ed Lauter, Louis Mandylor, Tiffany Shepis
Young scientist Elizabeth Barnes (Tiffany Shepis) and her group of researchers are conducting illegal stem cell research, and discover a cell anomaly that has the potential to regenerate dead tissue. Unable to conduct legal human trials, the researchers turn to corpses to test their serum.
