
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 Brain That Wouldn't Die
›NR1962 · Horror, Science Fiction · 82m · Jason Evers, Virginia Leith, Leslie Daniels
Dr. Bill Cortner and his fiancée, Jan Compton, are driving to his lab when they get into a horrible car accident. Compton is decapitated. But Cortner is not fazed by this seemingly insurmountable hurdle. His expertise is in transplants, and he is excited to perform the first head transplant. Keeping Compton's head alive in his lab, Cortner plans the groundbreaking yet unorthodox surgery. First, however, he needs a body.

Bride of the Monster
›1955 · Horror, Science Fiction · 70m · Bela Lugosi, Tor Johnson, Tony McCoy
Dr. Eric Vornoff, with the help of his mute assistant Lobo, captures twelve men for a grisly experiment; His goal to turn them into supermen using atomic energy. Reporter Janet Lawton, fiancée of the local lieutenant, vows to investigate Vornoff's supposedly haunted house.

Antisocial
›R2013 · Horror, Thriller · 89m · Michelle Mylett, Cody Ray Thompson, Adam Christie
Five university friends gather at a house party to ring in the New Year. Unbeknownst to them, an epidemic has erupted outside, causing outbreaks around the world. With nowhere else to turn, they barricade themselves indoors with only their phones, laptops, and other tech devices. They use their devices to research the possible cause of this outbreak. Information and video footage over flow their computers as they descend further into the cause and the ensuing chaos. As the virus spreads, the mood in the house changes from fear to paranoia. Who is safe? Who can they trust? Reality becomes blurred as they slowly discover the source of the virus causing the sickness...and there is no going back.

Piranha
›R1995 · Horror, TV Movie · 89m · William Katt, Alexandra Paul, Monte Markham
Doctor Baines has been conducting genetic experiments on piranhas and has made them virtually unstoppable. Unfortunately, his assistants, Maggie and Paul, accidentally release the hybrids into the Lost River Lake threatening to destroy everyone in their path. Can they prevent the flesh-eating piranhas from escaping into the ocean and spawning?

Cruel Jaws
›PG-131995 · Horror, Thriller, Adventure · 94m · David Luther, George Barnes Jr., Scott Silveria
A tiger shark bred by the Navy as a killing machine is wreaking havoc in the sleepy tourist town of Hampton Bay.

C.H.U.D. II: Bud the Chud
›R1989 · Horror, Comedy, Science Fiction · 85m · Brian Robbins, Bill Calvert, Tricia Leigh Fisher
A military experiment to create a race of super-warriors goes awry, as legions of murderous zombies are unleashed upon a suburban neighborhood.

Mind Ripper
›R1995 · Horror, Science Fiction, Thriller · 91m · Lance Henriksen, Claire Stansfield, John Diehl
A top secret experiment intended to produce a superhuman has gone terribly wrong. Now the creators, trapped in a remote desert outpost, are being pursued ruthlessly by their creation.

Munchies
›PG1987 · Comedy, Horror, Science Fiction · 87m · Harvey Korman, Charlie Stratton, Nadine Van der Velde
Simon Watterman, a space archaeologist, discovers the "Munchies" in a cave in Peru. Cecil Watterman, Simon's evil twin brother and snack food entrepreneur, kidnaps the creature. What Cecil does not know is that the creature, when chopped up, regenerates into many new creatures and are they mean!

Zombie Tidal Wave
›2019 · Action, Adventure, Science Fiction · 86m · Ian Ziering, Erich Chikashi Linzbichler, Shelton Jolivette
A fisherman contends with an ocean-borne outbreak that threatens his seaside island community.

Basilisk: The Serpent King
›NR2006 · Action, Horror, TV Movie · 88m · Jeremy London, Wendy Carter, Cleavant Derricks
Two millennia ago, a Lybian king has a basilisk (snake-shaped dragon), which petrifies people, subjected to the same fate with a golden scepter during a solar eclipse. Both these and several victims are dug up by modern archaeologist Harrison 'Harry' McColl's expedition. Despite a cryptic warning from tribal locals, everything goes to his Colorado university's museum. It's all exhibited during another eclipse, which leads to the monster reviving. Harry and some of his friends must try to petrify the monster again.

Alien Convergence
›2017 · Horror, Science Fiction, Action · 86m · Caroline Ivari, Stephen Brown, Mishone Feigin
When flying reptilian creatures wreak havoc all over the world, the survivors’ only hope of stopping them is a new, state-of-the-art fighter jet piloted by the only team that knows how to use the technology.

Unnatural
›2015 · Action, Horror, Thriller · 89m · James Remar, Sherilyn Fenn, Ron Carlson
Global climate change prompts a scientific corporation to genetically modify Alaskan polar bears with horrific and deadly results.

Killer Tomatoes Strike Back!
›PG1991 · Science Fiction, Comedy, Horror · 87m · Crystal Carson, Steve Lundquist, John De Bello
Police assitant Boyle along with tomatologist Kennedi Johnson look into investigations about Killer Tomato attacks, and discover Gangrene plans to brainwash people via TV talk shows to take over the world! Will Gangrene be stopped? Will Johnson become part of a Bacon, Lettuce and Human sandwich?

Parts: The Clonus Horror
›R1979 · Horror, Science Fiction · 90m · Peter Graves, Eileen Dietz, Paulette Breen
An escaped clone tries to expose a government plot to clone everyone and make a perfect society.

Kraken: Tentacles of the Deep
›2006 · Action, Horror, Science Fiction · 88m · Charlie O'Connell, Victoria Pratt, Kristi Angus
Thirty years ago, Ray Reiter witnessed the brutal death of his parents at sea by a strange, octopus-like creature. Now determined to exact revenge, he joins archaeologist Nicole on a perilous high-seas expedition to find a legendary Greek Opal - said to be guarded by the very beast that murdered his family. As they come face to face with the killer Kraken, they must also battle a ruthless crime lord, who will stop at nothing to seize the coveted treasure for himself.

Xtro 3: Watch the Skies
›R1995 · Horror, Science Fiction, Action · 97m · Sal Landi, Andrew Divoff, Lisa London
Marines on a deserted island are ordered to defuse bombs, but then an alien creature terrorizes them.

In the Spider's Web
›2007 · Action, Horror, Science Fiction · 88m · Lance Henriksen, Emma Catherwood, Cian Barry
When a team of backpackers sets out to explore the Indian jungles, one of them is bitten by a poisonous spider and killed.

Snakehead Terror
›2004 · Horror, Science Fiction, TV Movie · 77m · Bruce Boxleitner, Carol Alt, Chelan Simmons
A small town, desperate to recover from hard economic times, is under threat when voracious Snakehead fish mutate and survive previous lake chemical poisonings. The fish transform from pests to predators when human growth hormones are dumped into the local lake in the hopes of reviving the local fishing industry. Thriving on the hormones, the Snakehead fish grow to monstrous proportions, devouring everything within reach. Capable of moving and eating on land, they are forced to leave the now barren lake in a desperate search for food - animal, vegetable or human.

Mysterious Island
›NR2012 · Horror, Science Fiction, Adventure · 86m · Gina Holden, Mark Sheppard, William Morgan Sheppard
During the American Civil War, five northern POWs make the decision to escape the war by hijacking a hot air balloon. Drifting through the night, they wake to find themselves marooned on a desert island, but they aren't alone.

Frankenstein Meets the Space Monster
›1965 · Horror, Science Fiction · 79m · Marilyn Hanold, James Karen, Lou Cutell
When an atomic war on Mars destroys the planet's women, it's up to Martian Princess Marcuzan and her right-hand man Dr. Nadir to travel to earth and kidnap women for new breeding stock. Landing in Puerto Rico, they shoot down a NASA space capsule manned by an android. With his electronic brain damaged, the android terrorizes the island while the Martians raid beaches and pool parties

Snow Beast
›PG-132011 · Drama, Horror, Thriller · 90m · John Schneider, Danielle Chuchran, Jason London
Jim and his research team study the Canadian Lynx every year. This year, he has to take his rebelling 16 year-old daughter, Emmy, with him. But the lynx are missing. As Jim and his team try to find why, something stalks them--a predator no prey can escape.

90210 Shark Attack
›NR2015 · Science Fiction, Horror · 75m · Braden Bacha, Jud Birza, Jeffrey Decker
A group of entitled Beverly Hills oceanography students arrive at a mansion in Malibu, to study the local ocean waters. However, someone… or something, has other, more murderous intent, as the Students begin to disappear, one by one, murdered by some flesh-shredding entity, leaving wounds similar in nature to a shark attack. But how is that possible, when the nearest ocean is a half-mile away?

Beginning of the End
›NR1957 · Horror, Science Fiction · 73m · Peter Graves, Peggie Castle, Morris Ankrum
An attractive reporter investigating the mysterious destruction of an Illinois town stumbles upon a secret government laboratory conducting radiation experiments on vegetables. The lead scientist is eager to help find out what happened. Together they discover that giant grasshoppers are behind the devastation. Worse yet, thousands of them are headed toward Chicago! Can they be stopped... or is this the BEGINNING OF THE END?

The Demolitionist
›R1995 · Action, Science Fiction, Horror · 100m · Nicole Eggert, Bruce Abbott, Susan Tyrrell
A murdered police officer is brought back to life by a cold-hearted scientist to serve as "The Demolitionist", the ultimate crime-fighting weapon in a city overrun by criminals and internal corruption
