
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 Alligator People
›NR1959 · Science Fiction, Horror, Mystery · 74m · Beverly Garland, Bruce Bennett, Lon Chaney Jr.
Under therapeutic hypnosis, a seemingly well-adjusted young woman tells a fantastic story, verified by lie detector, of her forgotten marriage to a man who disappeared on the day of their honeymoon, and of her search for him which takes her to a lonely mansion in a remote section of swampland tenanted by snakes, alligators, a drunken one-armed lout, a mysterious doctor, and a cold-hearted elderly woman who lives alone in a brooding manse.

Night of the Big Heat
›1967 · Science Fiction, Horror, Thriller · 94m · Christopher Lee, Patrick Allen, Peter Cushing
While mainland Britain shivers in deepest winter, the northern island of Fara bakes in the nineties, and the boys at the Met station have no more idea what is going on than the regulars at the Swan. Only a stand-offish visting scientist realizes space aliens are to blame.

Holocaust 2000
›R1977 · Science Fiction, Drama, Horror · 106m · Kirk Douglas, Agostina Belli, Simon Ward
An executive in charge of a nuclear power plant in the Mid-East must stop his son-- who turns out to be the Anti Christ -- from blowing it up.

Replace
›2017 · Thriller, Horror, Science Fiction · 101m · Rebecca Forsythe, Lucie Aron, Barbara Crampton
Kira's skin starts to age rapidly, dry out and crumble away. But then she discovers that she can replace her own skin with somebody else's.

Evolver
›R1995 · Action, Horror, Science Fiction · 90m · Ethan Embry, Cassidy Rae, William H. Macy
A teenage boy gets a robotic opponent after winning a laser tag contest; however the robot is not what it seems!

Creature with the Atom Brain
›NR1955 · Science Fiction, Horror · 69m · Richard Denning, S. John Launer, Michael Granger
Murders, with victims dying from spines broken by brute strength, erupt in the city and the killers, when encountered, walk away unharmed by police bullets which strike them. A police doctor's investigation of the deaths leads to the discovery of an army of dead criminal musclemen restored to life, remotely controlled by a vengeful former crime boss and a former Nazi scientist, from the latter's laboratory hidden in the suburbs.

Blood of the Vampire
›1958 · Horror, Science Fiction · 87m · Donald Wolfit, Vincent Ball, Barbara Shelley
A man and wife are terrorized by Mad Scientist Dr. Callistratus who was executed but has returned to life with a heart transplant. Along with his crippled assistant Carl, the 'anemic' Mad Scientist, believed to be a vampire, conducts blood deficiency research on the inmates of a prison hospital for the criminally insane to sustain his return to life.

Sequence Break
›NR2017 · Horror, Romance, Science Fiction · 80m · Chase Williamson, Fabianne Therese, Audrey Wasilewski
A reclusive video arcade technician experiences bizarre biomechanical mutations and hallucinations when a mysterious new arcade machine appears in his shop.

The Premonition
›PG1976 · Thriller, Science Fiction, Horror · 94m · Sharon Farrell, Edward Bell, Danielle Brisebois
When a deranged woman and her carny boyfriend plot to abduct her biological daughter from the girl's foster parents, the foster mother is plagued by premonitions and psychic visions.

Target Earth
›1954 · Science Fiction, Horror · 75m · Richard Denning, Kathleen Crowley, Richard Reeves
Giant robots from Venus invade Chicago. Stranded in the deserted city are Frank and Nora (who has recently attempted suicide). They meet a celebrating couple at a café, Vicki Harris and Jim Wilson. The quartet escape the robot patrol and take refuge in a large hotel. There, they encounter a new danger in Davis, a psychopathic killer.

Terror Is a Man
›NR1959 · Horror · 90m · Francis Lederer, Greta Thyssen, Richard Derr
A mad scientist transforms a panther into a man-like creature that escapes and goes on a murderous rampage.

Gog
›1954 · Thriller, Science Fiction, Horror · 85m · Richard Egan, Constance Dowling, Herbert Marshall
A mechanical brain is programmed to sabotage the government's secret lab while working on the first space station.

Chompy & the Girls
›2021 · Comedy, Horror, Science Fiction · 89m · Christy St. John, Steve Marvel, Julie Dolan
A troubled woman meets her father for the first time and their encounter goes from awkward to alarming when they witness a man swallow a little girl whole.

Meet the Hollowheads
›PG-131989 · Comedy, Science Fiction, Horror · 86m · John Glover, Nancy Mette, Richard Portnow
The Hollowheads are a strange, futuristic family that live in a Jetsons type world complete with many cool gadgets. Henry is hoping for a promotion at the slime factory in which he works and decides to bring his boss home for dinner and to meet the family. Henry's perverted boss doesn't know what he's up against when he tries to make advances with Mrs. Hollowhead

The Resonator: Miskatonic U
›2021 · Horror, Science Fiction · 69m · Alex Keener, Dane Oliver, Christina Hélène Braa
Visionary Miskatonic University student Crawford Tillinghast follows in his late father's footsteps and becomes obsessed with completing work on the Resonator, an inter-dimensional device that opens doorways to other worlds.

The Purge
›R2013 · Science Fiction, Horror, Thriller · 85m · Ethan Hawke, Lena Headey, Max Burkholder
Given the country's overcrowded prisons, the U.S. government begins to allow 12-hour periods of time in which all illegal activity is legal. During one of these free-for-alls, a family must protect themselves from a home invasion.

The Meg
›PG-132018 · Action, Science Fiction, Horror · 113m · Jason Statham, Li Bingbing, Rainn Wilson
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.

Resident Evil: Apocalypse
›R2004 · Horror, Action, Science Fiction · 94m · Milla Jovovich, Sienna Guillory, Oded Fehr
As the city is locked down under quarantine, Alice finds out that the people that died from the previous incident at the Umbrella Corporation have turned into zombies. She then joins a small band of elite soldiers, who are enlisted to rescue the missing daughter of the creator of the mutating T-virus. Once lack of luck and resources happen, they begin to wage an exhilarating battle to survive and escape before the Umbrella Corporation erases its experiment from the face of the earth.

Maggie
›PG-132015 · Horror, Drama, Science Fiction · 95m · Arnold Schwarzenegger, Abigail Breslin, Joely Richardson
There's a deadly zombie epidemic threatening humanity, but Wade, a small-town farmer and family man, refuses to accept defeat even when his daughter Maggie becomes infected. As Maggie's condition worsens and the authorities seek to eradicate those with the virus, Wade is pushed to the limits in an effort to protect her. Joely Richardson co-stars in this post-apocalyptic thriller.

Elevation
›R2024 · Action, Science Fiction, Thriller · 91m · Anthony Mackie, Morena Baccarin, Maddie Hasson
Post-apocalyptic survivors find refuge in the Rocky Mountains to hide from giant, insect-like creatures that can't live above 8,000 feet. However, when one of them needs life-saving supplies, they risk it all to venture into the danger zone.

Arcadian
›R2024 · Action, Horror, Science Fiction · 92m · Nicolas Cage, Jaeden Martell, Maxwell Jenkins
In the near future, on a decimated Earth, Paul and his twin sons face terror at night when ferocious creatures awaken. When Paul is nearly killed, the boys come up with a plan for survival, using everything their father taught them to keep him alive.

Cooties
›R2014 · Comedy, Horror, Action · 88m · Elijah Wood, Alison Pill, Rainn Wilson
A mysterious virus hits an isolated elementary school, transforming the kids into a feral swarm of mass savages. An unlikely hero must lead a motley band of teachers in the fight of their lives.

Viral
›R2016 · Drama, Horror, Science Fiction · 86m · Sofia Black-D'Elia, Lio Tipton, Travis Tope
Following the outbreak of a virus that wipes out the majority of the human population, a young woman documents her family's new life in quarantine and tries to protect her infected sister.

Hostile
›R2018 · Drama, Horror, Romance · 82m · Brittany Ashworth, Grégory Fitoussi, Javier Botet
Juliette, a lone survivor of an apocalyptic era, fights to survive against hunger, thirst, a broken leg and strange disturbing creatures that only come out at nighttime.
