
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

Fear the Walking Dead: Dead in the WaterSeries
›TV-MA2022 · Action & Adventure, Drama, Sci-Fi & Fantasy · 1 season · Nick Stahl, Jason Francisco Blue
Riley is serving as a weapons officer aboard the USS Pennsylvania near the Gulf of Mexico when a mysterious outbreak forces the crew to strategize a way off the sub before it becomes their tomb, in this prequel to Fear the Walking Dead.

Lookout
›NR2025 · Horror, Science Fiction, Thriller · 80m · Meghan Carrasquillo, Trent Culkin, John Marrs
Seeking peace away from her turbulent life, a young woman accepts a job as a fire lookout at a remote wilderness tower. As she settles into her new role, eerie disturbances and strange occurrences begin to unfold, and she must uncover the chilling secrets that disrupt her isolation before it’s too late.

Unearthly Stranger
›1963 · Science Fiction, Mystery, Horror · 78m · John Neville, Philip Stone, Gabriella Licudi
A series of scientists working on a new techology to facilitate man's conquest of space are killed in mysterious circumstances. Suspicion falls on the wife of another scientist on the project, who may not be what she seems.

Woken
›2024 · Science Fiction, Horror, Thriller · 90m · Erin Kellyman, Maxine Peake, Peter McDonald
Anna wakes to kind faces she doesn’t recognize and a remote island she has no memory of. She is forced to re-learn everything about herself, her husband and the baby she is carrying. But when two disfigured people arrive on the island and there is a violent altercation she discovers that the human race is close to extinction and goes searching for the truth about herself.

Swamp ThingSeries
›TV-PG1990 · Action & Adventure, Sci-Fi & Fantasy, Mystery · 3 seasons · Dick Durock, Mark Lindsay Chapman, Kari Wührer
Swamp Thing: The Series, is a science fiction, action/adventure television series based on the DC Comics character Swamp Thing. It debuted on USA Network on July 27, 1990 and lasted three seasons for a total of 72 episodes. It was later shown in reruns on the Sci Fi Channel.

The Purge: Anarchy
›R2014 · Horror, Thriller · 103m · Frank Grillo, Carmen Ejogo, Zach Gilford
One night per year, the government sanctions a 12-hour period in which citizens can commit any crime they wish -- including murder -- without fear of punishment or imprisonment. Leo, a sergeant who lost his son, plans a vigilante mission of revenge during the mayhem. However, instead of a death-dealing avenger, he becomes the unexpected protector of four innocent strangers who desperately need his help if they are to survive the night.

Predators
›R2010 · Science Fiction, Action, Thriller · 107m · Adrien Brody, Topher Grace, Alice Braga
A group of cold-blooded killers find themselves trapped on an alien planet to be hunted by extraterrestrial Predators.

In the Shadow of the Moon
›R2019 · Science Fiction, Thriller · 115m · Boyd Holbrook, Cleopatra Coleman, Michael C. Hall
In 1988, Philadelphia police officer Thomas "Locke" Lockhart, hungry to become a detective, begins tracking a serial killer whose crimes defy scientific explanation. When the killer mysteriously resurfaces nine years later, Locke's obsession with finding the truth threatens to destroy his career, his family, and possibly his sanity.

No One Will Save You
›PG-132023 · Horror, Science Fiction · 93m · Kaitlyn Dever, Elizabeth Kaluev, Zack Duhame
A lonely woman battles extraterrestrials who threaten her future while forcing her to face her past.

Synchronic
›R2020 · Horror, Science Fiction, Thriller · 102m · Anthony Mackie, Jamie Dornan, Katie Aselton
Two New Orleans paramedics' lives are ripped apart after encountering a series of horrific deaths linked to a designer drug with bizarre, otherworldly effects.

Infinity Pool
›R2023 · Horror, Science Fiction, Thriller · 118m · Alexander Skarsgård, Mia Goth, Cleopatra Coleman
While staying at an isolated island resort, James and Em are enjoying a perfect vacation of pristine beaches, exceptional staff, and soaking up the sun. But guided by the seductive and mysterious Gabi, they venture outside the resort grounds and find themselves in a culture filled with violence, hedonism, and untold horror. A tragic accident leaves them facing a zero tolerance policy for crime: either you'll be executed, or, if you’re rich enough to afford it, you can watch yourself die instead.

Van HelsingSeries
›TV-142016 · Mystery, Sci-Fi & Fantasy, Action & Adventure · 5 seasons · Kelly Overton, Rukiya Bernard, Aleks Paunovic
Vanessa Helsing, the daughter of famous vampire hunter and Dracula nemesis Abraham Van Helsing is resurrected five years in the future to find out that vampires have taken over the world and that she possesses unique power over them. She is humanity’s last hope to lead an offensive to take back what has been lost.

The Blob
›NR1958 · Horror, Science Fiction · 82m · Steve McQueen, Aneta Corsaut, Earl Rowe
A drive-in favorite, this sci-fi classic follows teenagers Steve and his best girl, Jane, as they try to protect their hometown from a gelatinous alien life form that engulfs everything it touches. The first to discover the substance and live to tell about it, Steve and Jane witness the blob destroying an elderly man, then it growing to a terrifying size. But no one else has seen the goo, and policeman Dave refuses to believe the kids without proof.

Black Box
›NR2020 · Horror, Science Fiction · 100m · Mamoudou Athie, Phylicia Rashād, Amanda Christine
After losing his wife and his memory in a car accident, a single father undergoes an experimental treatment that causes him to question who he really is.

Cold Storage
›R2026 · Horror, Science Fiction, Comedy · 99m · Georgina Campbell, Joe Keery, Sosie Bacon
When a mutating, highly contagious fungus escapes a sealed facility, two employees – joined by a grizzled bioterror operative – must survive the wildest night shift ever to save humanity from extinction.

Grabbers
›R2012 · Science Fiction, Comedy, Thriller · 94m · Richard Coyle, Ruth Bradley, Russell Tovey
Something sinister has come to the shores of Erin Island, unbeknownst to the quaint population of this sleepy fishing village resting somewhere off Ireland’s coast. First, some fishermen go missing. Then there is the rash of whale carcasses suddenly washing up on the beach. When the murders start, it’s up to two mismatched cops – an irresponsible alcoholic and his new partner, a by-the-book woman from the mainland – to protect the townsfolk from the giant, bloodsucking, tentacled aliens that prey upon them. Their only weapon, they discover, is booze. If they want to survive the creatures’ onslaught, everyone will have to get very, very drunk!

Alligator
›R1980 · Horror, Science Fiction, Thriller · 91m · Robert Forster, Robin Riker, Michael V. Gazzo
A baby alligator is flushed down a toilet and survives by eating discarded lab animals that have been injected with growth hormones. The now gigantic animal escapes the city sewers and goes on a rampage, pursued by a cop and a big-game hunter.

Iron Lung
›R2026 · Horror, Mystery, Science Fiction · 125m · Mark Fischbach, Caroline Kaplan, Troy Baker
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".

TeacupSeries
›TV-MA2024 · Sci-Fi & Fantasy, Mystery, Drama · 1 season · Yvonne Strahovski, Scott Speedman, Émilie Bierre
A mysterious event traps people on a rural Georgia farm, forcing them to unite against an unknown, deadly force. A young boy named Arlo becomes central to uncovering the truth.

Alien Abduction: Incident in Lake County
›1998 · Horror, Science Fiction, TV Movie · 93m · Benz Antoine, Kristian Ayre, Gillian Barber
After a mysterious blackout, a son goes out to investigate and captures footage of actual aliens. When the aliens follow he and his brothers back to their home all hell breaks lose.

Double Blind
›2024 · Horror, Science Fiction, Thriller · 90m · Millie Brady, Pollyanna McIntosh, Akshay Kumar
After an experimental drug trial goes awry, the test subjects face a terrifying side effect: if you fall asleep you die. Trapped in an isolated facility, panic ensues as they try to escape and somehow stay awake.

Freaked
›PG-131993 · Comedy, Science Fiction, Horror · 80m · Alex Winter, Michael Stoyanov, William Sadler
A vain actor, his best friend, and an activist end up at a mutant freak farm run by a weirdo scientist.

Parallel
›2018 · Science Fiction, Fantasy, Horror · 104m · Mark O'Brien, Martin Wallström, Georgia King
A group of friends stumble upon a mirror that serves as a portal to a "multiverse", but soon discover that importing knowledge from the other side in order to better their lives brings increasingly dangerous consequences.

Alien Raiders
›R2008 · Horror, Science Fiction, Thriller · 85m · Carlos Bernard, Mathew St. Patrick, Courtney Ford
It's the end of yet another night at Hastings Supermarket, a grocery store in Buck Lake, Arizona. But just before closing, a group of masked and armed to the teeth militants invades the store and take everyone hostage
