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
The Phantom from 10,000 Leagues
›NR1955 · Horror, Science Fiction · 80m · Kent Taylor, Cathy Downs, Michael Whalen
A marine biologist and a government agent investigate mysterious deaths and rumors of a sea monster in a secluded ocean cove, and find themselves involved with a marine biology professor conducting secretive experiments, international spies trying to steal his secrets, a radioactive light on the sea bottom, and the malevolent thing which guards it.
The Device
›NR2014 · Thriller, Horror, Science Fiction · 90m · David S. Hogan, Kate Alden, Gabriel Congdon
Abby and Rebecca reunite to spread their mother's ashes at the family lake house, and uncover the nefarious object that divided them years earlier.
The Incredible 2-Headed Transplant
›R1971 · Horror, Science Fiction · 87m · Bruce Dern, Pat Priest, Casey Kasem
Dr. Roger Girard is a rich scientist conducting experiments on head transplantation. His caretaker has a son, Danny, who, although fully grown, has the mind of child. One day an escaped psycho-killer invades Girard's home, killing Danny's father before being gunned down himself. With the maniac dying and Danny deeply unsettled by his father's death, Dr. Girard decides to take the final step and transplant the killer's head onto Danny's body.
Deadly Instincts
›1997 · Horror, Science Fiction · 94m · Todd Jensen, Samantha Womack, Oliver Tobias
It's an invasion of the most personal and terrifying kind. When a meteorite crash lands onto a Boston college campus and an alien beast is released, only one man understands its mission to mate. From the depths of an all girls college, the grotesque monster stalks his prey in a cat-and-mouse chase until the final conflict where only one species can survive.
SnakeMan
›2005 · Horror, Adventure, TV Movie · 96m · Stephen Baldwin, Jayne Heitmeyer, Shelly Varod
An object is found that points to the secret of eternal youth so a research team is sent to find the fountain only to find it is protected by a giant snake
Horror of the Blood Monsters
›1970 · Action, Horror, Science Fiction · 85m · John Carradine, Robert Dix, Vicki Volante
Astronauts land on a planet with prehistoric creatures and a war between a human-like tribe and a race of vampires.
Xtinction: Predator X
›2010 · Horror, Action, Thriller · 90m · Mark Sheppard, Elena Lyons, Lochlyn Munro
When her father seemingly goes missing, divorcee Laura LeCrois is forced to return home after a 20-year hiatus. However, home is not the way Laura remembers it. Her father is in major debt with the bank, her ex-boyfriend is the town sheriff, and her ex-husband has quit his job as a world-renowned professor who is now suspiciously buying up swampland in the area. In an effort to save the swamp and to pass the time, Laura decides to work the dying family business giving boat tours of the Louisiana swamp. But on her first sunset tour, deep in the swamp, Laura and her passengers witness two Bayou swamp rats toss a squirming body into a gator pit, only the gators aren't the ones that feast on the flesh. Instead it's the most terrifying creature Laura has ever seen...
Project Legion
›R2022 · Horror, Thriller, Science Fiction · 89m · Donald Cerrone, Brande Roderick, Kelly Lynn Reiter
A former marine awakens to an apocalyptic sight outside of his window and barricades himself from evil creatures that surround his apartment door and terrorize the city.
The Snow Creature
›1954 · Horror, Science Fiction · 71m · Paul Langton, Leslie Denison, Teru Shimada
A botanical expedition to the Himalayas captures a Yeti and brings it back alive to Los Angeles, where it escapes and runs amok, seeking food.
Spaceship
›PG1983 · Comedy, Horror · 88m · Cindy Williams, Bruce Kimmel, Leslie Nielsen
A farce satirizing extraterrestrial horror movies such as Alien. Alternate titles include "The Creature Wasn't Nice" and "Naked Space" (1999 re-release trying to capitalize on Nielsen's "Naked Gun" success).
End of the World
›PG1977 · Fantasy, Thriller, Science Fiction · 88m · Christopher Lee, Sue Lyon, Kirk Scott
After witnessing a man's death in a bizarre accident, Father Pergado goes on a spiritual retreat, where he encounters his alien double bent on world conquest.
Beneath Loch Ness
›2001 · Action, Horror, Mystery · 96m · Patrick Bergin, Lysette Anthony, Brian Wimmer
A scientific expedition to Loch Ness runs into trouble when the group leader is killed in a mysterious diving accident. Soon after, when the unorthodox Professor Howell shows up to take over as leader of the group, more strange incidents and attacks start to occur. While Howell and TV producer Elizabeth Borden are busy investigating the source of the attacks, the body of an enormous sea creature washes up on the lake's shore.
Days of Darkness
›R2007 · Action, Horror, Science Fiction · 89m · John Lee Ames, Travis Brorsen, William Cannon
When a comet strikes Earth and kicks up a cloud of toxic dust, hundreds of humans join the ranks of the living dead. But there's bad news for the survivors: The newly minted zombies are hell-bent on eradicating every last person from the planet. For the few human beings who remain, going head to head with the flesh-eating fiends is their only chance for long-term survival. Yet their battle will be dark and cold, with overwhelming odds.
Dickshark
›NR2016 · Science Fiction, Comedy, Horror · 172m · Kayla Browne, John Giancaspro, Rachel Crow
Rachel's lover has been secretly using penis-enlargement cream that has an unusual side effect which ultimately leads to an abomination. Meanwhile, Vanna supports her boyfriend Dick, who is a modern-day Victor Frankenstein. The search for the rampaging monster intensifies as more victims fall prey.
Ultraviolet
›PG-132006 · Science Fiction, Action, Thriller · 87m · Milla Jovovich, Cameron Bright, Nick Chinlund
In the late 21st century, a subculture of humans have emerged who have been modified genetically by a vampire-like disease, giving them enhanced speed, incredible stamina and acute intelligence. As they are set apart from "normal" and "healthy" humans, the world is pushed to the brink of worldwide civil war aimed at the destruction of the "diseased" population. In the middle of this crossed-fire is - an infected woman - Ultraviolet, who finds herself protecting a nine-year-old boy who has been marked for death by the human government as he is believed to be a threat to humans.
Sharknado
›R2013 · Action, Comedy, Horror · 87m · Ian Ziering, Tara Reid, John Heard
A freak hurricane hits Los Angeles, causing man-eating sharks to be scooped up in tornadoes and flooding the city with shark-infested seawater. Surfer and bar-owner Fin sets out with his friends Baz and Nova to rescue his estranged wife April and teenage daughter Claudia.
Sharknado 3: Oh Hell No!
›2015 · Action, Comedy, Horror · 88m · Ian Ziering, Cassie Scerbo, Frankie Muniz
The sharks take bite out of the East Coast when the sharknado hits Washington, D.C. and Orlando, Florida.
Doom: Annihilation
›R2019 · Action, Science Fiction, Horror · 97m · Amy Manson, Luke Allen-Gale, Nina Bergman
A group of UAC Marines responds to a distress call from a top-secret scientific base on Phobos, a Martian moon, only to discover it's been overrun by demons.
The Sand
›2015 · Horror, Science Fiction, Comedy · 84m · Brooke Serene Butler, Cleo Berry, Cynthia Murell
After an all-night graduation beach party, a group of hung-over students wakes up under the blazing sun to find their numbers somewhat depleted. An enormous alien creature has burrowed down deep and anyone foolish enough to make contact with the sand finds themselves at the mercy of a sea of flesh-eating tentacles. Will they ever be able to escape its carnivorous clutches?
Lake Placid: The Final Chapter
›2013 · Horror, Science Fiction · 86m · Yancy Butler, Robert Englund, Daniel Black
Black Lake is now a crocodile sanctuary, surrounded by an electric fence. When the fence is left open, a high-school bus unknowingly enters the park. It's up to Reba and the Sheriff to save the kids from becoming crocodile food.
Shark Side of the Moon
›R2022 · Action, Science Fiction, Thriller · 89m · Maxi Witrak, Ego Mikitas, Michael Marcel
Decades ago, the USSR developed unkillable sharks and launched them to the moon. Today, a team of American astronauts will endure the fight of their lives.
Python
›R2000 · Comedy, Horror, Science Fiction · 99m · Frayne Rosanoff, Robert Englund, Casper Van Dien
After a military plane crashes outside of a small American town, its cargo — a genetically engineered, sixty-foot-long python — begins stalking and killing the locals.
Dark Cloud
›R2022 · Science Fiction, Horror, Mystery · 81m · Brittany Benjamin, Amanda Day, Alexys Gabrielle
Following the aftermath of a horrific accident, a woman is voluntarily subjected to artificial intelligence for rehabilitation.
Parasite
›1982 · Horror, Science Fiction · 85m · Robert Glaudini, Demi Moore, Luca Bercovici
Paul Dean has created a deadly parasite that is now attached to his stomach. He and his female companion, Patricia Welles, must find a way to destroy it while also trying to avoid Ricus & his rednecks, and an evil government agent named Merchant.