Best movies like Parasitic

Richard Greico leads a team of electrical workers who stumble across a terrifying parallel universe. While investigating a strange power source in an abandoned building, the workers find themselves sucked into an underworld teeming with massive, man-eating, spider-like monsters. The bloodthirsty arachnid-human hybrids stalk and kill their victims one by one, leaving the dwindling group of survivors to fight back with just their wits and a handful of primitive weapons.

It's Christmas Eve, the city goes dark, and the few remaining tenants of The Ravenwood find themselves trapped in their building. And they are not alone.

In Arborville, California, three high school students discover a strange, gelatinous substance that melts the flesh of any living creatures in its path and wreaks havoc across town.

A massive ball of furry creatures from another world eat their way through a small mid-western town followed by intergalactic bounty hunters opposed only by militant townspeople.

A black hole hits North Wisconsin and opens a door to other dimensions. Giant 15 meter spiders emerge from it, who have an appetite for human flesh! Dr. Jenny Langer and Dr. Vance from NASA try to save the world.

When a meteorite touches down in the New Jersey woods carrying a monstrous alien slug, it’s up to four teens to stop it before it’s terrifying brood consumes all life on Earth!

After Los Angeles is invaded by an army of subterranean monsters, a small group of people must fight for survival in the deserted metropolis.

Secretly engineered and blasted into space by government scientists, a vile monster crash-lands back on Earth and begins killing everyone it encounters. As the death toll rises, veteran cop McLemore bravely steps forward to crush the scary creature.

A crew of scientists arrives on a far, cold planet to examine archaic artifacts of unknown origin. They discover that their German enemies already have a ship there. When they seek their help after a failed landing, they only find the Germans’ bodies, obviously slaughtered by one of the archaic creatures, awoken to new life. Now the alien is after them.

The year is 1998, six years after the nuke wars reduced the world to rubble and a few bands of wandering survivors. One of these groups stumbles into an abandoned government research facility, where they were working on making the body capable of creating its own amino acids, thus obviating the need for food. They are then attacked by one of the leftover experiments and begin experiencing an attrition problem.

A group of friends including Brady Turner, Claire and Duncan McKay go out on a boat trip on a lake in Southern California, but their joyful weekend turns into horror, when a giant killer crocodile searching for its stolen eggs, picks off anyone who gets in its way. Can they all escape in one piece or will they slowly and painfully fall to the mammoth reptile.

A group of space renegades hook up with a drifter named McQueen. Together they hole up in an abandoned research facility for the night and are relentlessly pursued by a human/monster hybrid.

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.

In the fishing village of Cedar Bay, terror lies within the water. And now it has surfaced in search of something more substantial to devour than marine life: human flesh. A captain and a sea biologist must wage a terrifying battle against the deadly creatures in order to save mankind from total extinction.

Experiments in biological warfare have destroyed all but a few remnants of the human race. Alone in a lab, eight students work feverishly to create a vaccine before they are forced outside in search for food. It is then that the surviving scientists discover creatures mutated by the plague. Now they prepare to do battle against their worst fear: The Terror Within.

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.

Hick handymen Val McKee and Earl Bassett can barely eke out a living in the Nevada hamlet of Perfection, so they decide to leave town -- despite an admonition from a shapely seismology coed who's picking up odd readings on her equipment. Before long, Val and Earl discover what's responsible for those readings: 30-foot-long carnivorous worms with a proclivity for sucking their prey underground.

A deadly infection breaks out in Manhattan, causing humans to devolve into blood-thirsty rat creatures. Six recently evicted tenants must survive the night and protect their downtown apartment building as the city quickly spirals out of control.

In 1989, a breakthrough in "advanced parasitic research" on Cuttyhunk Island gave scientists a jump in human evolution. Initial tests proved promising, as subjects experienced heightened physical and mental strength and awareness. But - something in the experiment went horribly wrong, and the island mysteriously lost three quarters of its population.

A headstrong animal-rights activist group plans a raid on a bio-tech company to stop the cruelty. They discover the true nature of the experiments that are really taking place. As they break into a biotech lab only to have their idealism crushed by the terrifying things they find inside. But when a genetically mutated human with a taste for human flesh gets released, they all struggle to survive!

The citizens of Comet Valley are being taken over by seeds from an alien plant that has taken root there. A sheriff investigates the strange goings-on.

The infamous Odenbrook Sanitarium closed after a mass suicide occurred within its walls. Sixty years later, six college students armed with cameras and recording equipment venture into the asylum to prove the existence of the paranormal. Thrills turn into nightmares as members of the group go missing without a sound, cell phones mysteriously vanish, corridors turn into mazes, walls appear where doors once stood, flashlights fail and something or someone begins toying with the group. Days later, when five of the six friends turn up missing, the lone survivor must go through the recovered footage in order to clear his name and find out what happened to his friends

A group of hobgoblins, who allow you to live out your fantasies but kill you in the process, escape from a studio vault, and a security guard and his friends must stop them before dawn.

In the midst of a tropical storm, the crew of an offshore oil rig must survive the rampage of a creature after invading its undersea habitat.

Something nasty is lurking inside a secure storage unit. When a group of people get trapped inside, they need to find a way to get out of a building that's designed to keep things in...

Gigantic monsters threaten to destroy everything in their path as mankind remains defenseless

During Operation Iraqi Freedom, a US Army Squad is sent to a small Iraqi town to locate a missing news crew, only to find the residents of the town dead and a living weapon of mass destruction, a Manticore, awakened from its long slumber by a terrorist leader wanting to rid his land of the American invaders at any price.

In a top secret Cold War military project an unstoppable, malignant organism who feeds on light and energy is unleashed threatening to destroy everything in its path.

A space shuttle crashes containing a lethal prototype organism designed to survive in any environment. The only people who can stop the creature are the Secretary of Defense agent and the female scientist who created it.

Six college friends unite for a weekend getaway where they find themselves fighting for their lives after a terrorist attack turns the local residents into rage infused zombies.

Director Michael Winnick's chilling tale stars James Marsters as Jack, one of eight captives who awaken in an abandoned asylum not knowing who they are or why they are together. They discover that they've been used in an experiment to erase disturbing memories, but instead, a murderous creature has been unleashed. Reaching out from the shadows, the monster hunts the eight strangers as they race to escape the asylum.

A horrifying hybrid of genetic science and nature has taken over the Louisiana bayou, leaving terror in its wake! In the heat of the summer, what began as an day of boating and bikinis changes drastically when a school of genetically enhanced snakehead fish finds their way into Black Briar Swamp.

The Lunar Base Ark explores ore and unexpectedly is hit by a meteor shower and has severe damages. Colonel Gerard Brauchman sends the crewwoman Ava Cameron to repair a wing that is full of CO2. Dr. Lance Krauss warns that the gas may cause paranoia and hallucinations. Ava brings a sample of the meteor for analysis and Dr. Krauss finds that there are spores attached to the meteor. Ava accidentally cuts her finger in a sample but she hides the cut from the doctor. Soon Ava gets pregnant and delivers an alien offspring. However, neither Col. Brauchman nor Dr. Kraus believes in her words and they believe that Ava is delusional. He offspring bites the crewman Bruce Johns and the crew discovers that Bruce has been cloned by the alien. Soon they find how dangerous the clone is.

An ancient pestilence called The Scourge has been set free in a small town after being entombed in a church's masonry for a century and a half. As bodies rapidly pile up, nothing stands between the spawning Scourge and the rest of the town except our young heroes Scott and Jessie who rediscover their love for each other in the process

A idyllic, small, self-sufficient community. On the surface, it seems like the perfect neighborhood. Everything you could possibly need is within walking distance. But...the pastoral exterior conceals a dark past and an even darker secret. As a group of individuals-each with their own ties and agendas with the town and each other-converges on the enclave, strange things begin to happen. Very strange things. Strange enough to test- and then break-the very fabric of reality itself.