Movies like The Intruder Within

If you like "The Intruder Within" you are looking for psychotronic, gothic horror and cult classic movies about / with monster, sea, alien invasion, winter, giant monster, alien abduction and terror themes of Horror and Sci-Fi genre shot in USA.
Find your next favorite and similar movies in two steps: 1. Identify all themes of interest from this film (block below). 2. Look for them in the presented list.
The Intruder Within (1981)
 4.7
 520
The Intruder Within (1981)
Genre: Horror, Sci-Fi
Country: USA
Duration: 91 min.
Story: Drillers on an oil rig near Antarctica discover that they accidentaly brought up several prehistoric eggs. One egg hatches and becomes an unstoppable creature. Chad Everett and Jennifer Warren risk their lives to stop it.
Style: psychotronic, gothic horror, cult classic, classic horror
Plot: monster, sea, alien invasion, winter, giant monster, alien abduction, terror, oil rig, alien, rape, egg, characters killed one by one, killing spree, raped by monster, creature feature, sexual tension, characters murdered one by one, fossil, prehistoric creature
Time: prehistory
Place: antarctica
Keyword: monster rape

Movie in categories

Most similar movies to The Intruder Within

The list contains related movies ordered by similarity. Recommendation engine sorted out independent film, psychotronic, classic horror and cult horror films with plots about monster, alien, alien invasion, creature, creature feature, ufo and animal horror mostly in Sci-Fi, Horror and Thriller genres. Some movies like The Intruder Within: Xtro 3: Watch the Skies (1995), Alien from the Deep (1989), Unseen Evil 2 (2004), Spawn of the Slithis (1978), Varan the Unbelievable (1962). The matching attributes are highlighted in bold.
Watch Trailers From This List to Choose a Movie
The Navy vs. the Night Monsters (1966)
Genre: Horror, Sci-Fi
Country: USA
Duration: 87 min.
Story: US Navy battles monsters unearthed from the frozen arctic.
Style: retro, suspense, natural horror, psychotronic, independent film ...
Plot: monster, creature feature, u.s. navy, man eating plant, giant monster, creature, sea, winter, scientist, tropical island, navy, airplane crash ...
Time: year 1966
Place: antarctica
⇓ similarity ⇓
95%
Xtro 3: Watch the Skies (1995)
Genre: Horror, Sci-Fi
Country: USA, UK
Duration: 97 min.
Story: Marines on a deserted island are ordered to disfuse bombs, but then an alien creature terrorizes them.
Style: classic horror, independent film
Plot: alien, monster, alien invasion, creature feature, ufo, revenge, alien monster, lost soul, island, alien abduction, biopunk, exploitation ...
⇓ similarity ⇓
79%
Alien from the Deep (1989)
Genre: Sci-Fi, Horror
Country: Italy
Duration: 91 min.
Story: Somewhere deep in the jungle a chemical corporation dumps tons of toxic waste in a still active volcano. Two environmentalists try to expose these illegal ways of getting rid of hugely dangerous waste, but they get caught by the vigilantes working ...
Style: classic horror, gothic horror, independent film
Plot: monster, kaiju, exploitation, volcano, toxic waste, giant monster, environmentalist, contamination, sea monster, alien abduction, mutant, underwater ...
⇓ similarity ⇓
77%
 2.5
 721
Unseen Evil 2 (2004)
Genre: Horror, Sci-Fi
Country: USA
Duration: 81 min.
Story: After a series of brutal, unexplained murders in a remote forest, a rogue military unit is recruited to hunt for whoever - or whatever - has rendered the attacks. In order to carry out the investigation, they need the help of the only survivor, ...
Plot: alien, creature feature, creature, alien invasion, monster, mercenary, invisible
⇓ similarity ⇓
70%
Movie in collections
Spawn of the Slithis (1978)
Genre: Horror, Sci-Fi
Country: USA
Duration: 86 min.
Story: A nuclear leak creates a mutant Slithis sea monster, which terrorizes the variety of pets, winos, and hippies who hang around Venice, California.
Style: surprise ending, psychotronic, independent film
Plot: monster, creature feature, exploitation, sea, alien, octopus, mutant, scientist, nuclear, sea monster, animal, blood ...
Place: california
⇓ similarity ⇓
64%
Varan the Unbelievable (1962)
Genre: Horror, Sci-Fi
Country: Japan, USA
Duration: 70 min.
Story: In an effort to find an economic means of purifying salt water, a joint U.S.-Japanese military command is set up on an isolated Japanese island where an unusual salt water lake is situated. However, their purifying experiments arouse the prehistoric ...
Style: daikaiju, classic horror, natural horror, psychotronic, independent film ...
Plot: giant monster, kaiju, monster, godzilla, dinosaur, beast, monster terrorizes city, giant, death of protagonist, lake, loss of brother, animal horror
Time: 60s
⇓ similarity ⇓
62%
Metamorphosis: The Alien Factor (1990)
Genre: Horror, Sci-Fi, Thriller
Country: USA
Duration: 98 min.
Story: A virus from outer space transforms a bio-researcher into a blood thirsty monster. But chief, Dr.Vialini doesn't like the cops and public to be involved in this secret experiment. But he becomes lunch very soon.
Style: classic horror, cult horror, surprise ending, brutal, independent film ...
Plot: monster, alien, alien invasion, creature feature, alien abduction, body horror, kaiju, giant monster, laboratory, natural disaster, gory, disaster ...
⇓ similarity ⇓
58%
The Aliens Are Coming (1980)
Genre: Horror, Sci-Fi
Country: USA
Duration: 100 min.
Story: An alien mother ship hovering in Earth's atmosphere is the base for an attempted alien invasion of Earth.
Style: psychotronic
Plot: alien invasion, ufo, distopia, spacecraft, colonization, desert, alien abduction, extraterrestrial, alien, glowing eyes
Place: nevada
⇓ similarity ⇓
58%
Movie in collections
oil rig movies
80
alien movies
2346
rape movies
4167
egg movies
egg
588
Harbinger Down (2015)
Genre: Horror, Sci-Fi
Country: USA
Duration: 82 min.
Story: A group of grad students have booked passage on the fishing trawler Harbinger to study the effects of global warming on a pod of Orcas in the Bering Sea. When the ship's crew dredges up a recently thawed piece of old Soviet space wreckage, ...
Style: suspense, tense, rough, suspenseful, scary ...
Plot: alien, creature, creature feature, infection, ship, winter, scientist, fishing boat, monster, body horror, snow, military ...
Time: year 1982
Place: alaska
⇓ similarity ⇓
54%
The Terror Within II (1990)
Genre: Horror, Sci-Fi
Country: USA
Duration: 85 min.
Story: In a world gone mad, the last human colony struggles to survive underground, beneath a land of nightmarish mutants who seek to destroy them. But when the mutant breaks inside humanity's final stronghold, the battle for survival pits the human ...
Style: retro, cult horror, psychotronic, independent film
Plot: monster, post apocalypse, alien, distopia, apocalypse, wasteland, epidemic, mutant, post-apocalyptic future, creature, human monster, hybrid ...
Time: year 1991
⇓ similarity ⇓
53%
 3.5
 1K
Dead Space (1991)
Genre: Horror, Sci-Fi
Country: USA
Duration: 72 min.
Story: Phaebon had been thought to be a safe and controlled research facility until a distress signal calls for Commander Kreiger and his robot Tinpan. Together, they try to save the planet from a spreading virus and an odd and growing cocoon. Remake of ...
Style: futuristic, cult horror, lovecraft, cult classic, independent film ...
Plot: monster, space, apocalypse, alien, virus, space opera, alien invasion, ufo, creature, alien abduction, body horror, distopia ...
⇓ similarity ⇓
52%
 5.3
 681
Rejuvenator (1988)
Genre: Horror, Sci-Fi
Country: USA
Duration: 90 min.
Story: A rich actress who has gotten too old for leading roles employs a scientist who is working on a formula for eternal youth. The formula involves withdrawing certain fluids from the human brain. She takes the serum, but its unforeseen side effects ...
Style: cult classic, independent film, psychotronic
Plot: body horror, creature feature, monster, mutation, fountain of youth, experiment, scientist, rejuvenation, drug, transformation, actress, gore
Time: 80s
⇓ similarity ⇓
52%
Assignment Terror (1970)
Genre: Horror, Sci-Fi
Country: Spain, West Germany, Italy
Duration: 87 min.
Story: Aliens from a dying world plot to conquer earth by praying on man's superstitions. Bringing two dead scientists (Michael Rennie and Karin Dor) back to life, they use their knowledge to re-animate various earth monsters, including the werewolf ...
Style: psychotronic, classic horror, detective, grindhouse, gothic horror
Plot: werewolf, mummy, frankenstein, monster, vampire, alien, alien invasion, wolfman, lycanthropy, virus, creature, ufo ...
Time: 70s
⇓ similarity ⇓
50%
 4.6
 439
They Bite (1992)
Genre: Comedy, Horror, Sci-Fi
Country: USA
Duration: 98 min.
Story: Aliens who've come to earth to spawn deep beneath the ocean begin terrorizing a Florida beach community. An ichthyologist and a young filmmaker team up to uncover the mystery of these monsters from the deep--before they strike again.
Style: independent film, psychotronic
Plot: sea monster, porn industry, alien invasion, evil alien, creature feature, octopus, ufo, monster, sex, satire, female nudity, raped by monster ...
⇓ similarity ⇓
49%
The Deadly Spawn (1983)
Genre: Horror, Sci-Fi
Country: USA
Duration: 81 min.
Story: Two campers in the New Jersey woods have their outdoor fun interrupted by the arrival of a meteorite crashing nearby. They go to investigate the crater, but are suddenly attacked and devoured by alien parasites who have hitched a ride to Earth. ...
Style: retro, cult horror, classic horror, slasher, grindhouse ...
Audience: teens, boys' night
Plot: alien, alien invasion, parasite, gory, creature feature, creature, deadly creature, space, killer animal, exploitation, supernatural horror, evil alien ...
Time: 80s
⇓ similarity ⇓
49%
The Milpitas Monster (1976)
Genre: Horror, Sci-Fi, Thriller
Country: USA
Duration: 80 min.
Story: A monster created from a garbage dump; local pollution terrorizes a town
Style: psychotronic, independent film
Plot: kaiju, monster, giant monster, creature, creature feature, exploitation, town, transformers, contamination, small town, mutant, party ...
⇓ similarity ⇓
47%
The Alien Factor (1978)
Genre: Horror, Sci-Fi
Country: USA
Duration: 80 min.
Story: A spaceship containing specimens for an intergalactic zoo crashes on Earth near a small back woods town. The specimens escape, and soon town folk are turning up mutilated. Very low budget feature was the first for Baltimore filmmaker Don Dohler.
Style: independent film, horror comedy
Plot: alien, alien invasion, ufo, guts, invasion, gory, deadly creature, exploitation, creature, woods, stranger, automobile ...
⇓ similarity ⇓
44%
 4.4
 5K
Creature (1985)
Genre: Horror, Sci-Fi
Country: USA
Duration: 95 min.
Story: 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’ ...
Style: space horror, independent film, cult horror, classic horror, serious ...
Audience: teens, boys' night
Plot: alien, space, creature, alien invasion, creature feature, monster, gory, zombie, exploitation, alien abduction, virus, extraterrestrial ...
Time: future, near future
⇓ similarity ⇓
44%
 3.5
 1K
Star Crystal (1986)
Genre: Horror, Sci-Fi, Thriller
Country: USA
Duration: 91 min.
Story: Crew members aboard a space ship encounter an alien life form intent on killing them.
Style: experimental, slasher, independent film, space horror
Plot: space, monster, alien, alien invasion, mars, exploitation, giant monster, ufo, friendly alien, buddies, alien abduction, alien monster ...
Time: 2030s, 21st century
⇓ similarity ⇓
42%
 3.5
 690
Hybrid (1997)
Genre: Horror, Sci-Fi
Country: USA
Duration: 86 min.
Story: 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.
Style: scary, serious, rough, bleak, independent film ...
Audience: boys' night
Plot: post apocalypse, danger, evil alien, isolation, confined, experiment, laboratory, desert, stalking, mutant, monster, creature feature ...
Time: future
⇓ similarity ⇓
41%
Invasion for Flesh and Blood (1991)
Genre: Comedy, Horror, Sci-Fi
Country: USA
Duration: 90 min.
Story: Something strange is afoot in the suburbs of New Jersey! Carnivorous entities from out of this world have invaded the Garden State, seeking out the tastiest dish in the entire universe: human flesh! Now only a gang of burnt-out metalheads and one ...
Style: independent film, spoof
Plot: alien, monster, creature feature, creature, voyeur, nudity, androids, murder, female nudity, murder of a nude woman, peeping tom, rape ...
⇓ similarity ⇓
40%
 4.4
 2K
The Being (1981)
Genre: Horror, Sci-Fi
Country: USA
Duration: 82 min.
Story: Toxic waste dumping in a small Idaho town turns a young boy into horrible mutant monster. The town's police chief and a government scientist team up to stop the monster, which is quickly killing off the town's citizenry.
Style: slasher, retro, cult classic, cult horror, psychotronic ...
Plot: monster, toxic waste, exploitation, holiday horror, creature, creature feature, mutant, paranormal, disfigurement, revenge, small town, police ...
Time: year 1983
Place: idaho
⇓ similarity ⇓
39%
It Lives Again (1978)
Genre: Horror, Sci-Fi
Country: USA
Duration: 91 min.
Story: The monster child returns - but now there are three!
Style: gothic horror, suspense, cult horror, classic horror, mystic ...
Plot: monster, body horror, babies and infants, creepy child, evil child, killer child, creature feature, mutant, baby, pregnancy, psycho, little creatures ...
Time: year 1978, 70s
⇓ similarity ⇓
38%
Movie in collections
Within the Rock (1996)
Genre: Horror, Sci-Fi
Country: USA, Canada
Duration: 85 min.
Story: Space miners sent to stop a moon's collision course with the earth discover a hibernating creature that soon revives and starts slaughtering the mining crew.
Style: independent film
Plot: creature feature, monster, creature, alien, space opera, space, alien invasion, hibernation, alien monster, female scientist, doomsday, waking up ...
Time: jurassic
⇓ similarity ⇓
38%
 6.0
 21K
Body Snatchers (1993)
Genre: Horror, Sci-Fi
Country: USA
Duration: 87 min.
Story: When Environmental Protection Agency inspector Steve Malone travels to a remote military base in order to check for toxic materials, he brings his family along for the ride. After arriving at the base, his teenage daughter Marti befriends Jean ...
Style: scary, suspenseful, exciting, grindhouse, cult classic ...
Audience: adult
Plot: alien invasion, evil alien, alien, soldier, toxic, research, zombie, emotionless, invasion, teenage life, military, monster ...
Time: 90s, year 1993
Place: alabama, atlanta georgia
⇓ similarity ⇓
37%
The Creeping Terror (1964)
Genre: Horror, Sci-Fi
Country: USA
Duration: 77 min.
Story: A newlywed sheriff tries to stop a shambling monster that has emerged from a spaceship to eat people.
Style: cult classic, suspense, retro, detective, grindhouse ...
Plot: alien invasion, monster, ufo, evil alien, freak, mutant, killer animal, occult, invasion, 666, mothra, wedding ...
Time: 20th century, 60s
Place: california, usa
⇓ similarity ⇓
37%
Scared To Death (1980)
Genre: Horror, Sci-Fi
Country: USA
Duration: 96 min.
Story: A series of hideous murders is taking place, and Inspector Capell and cop-turned-novelist Lonergan are investigating. The murders are found to be the work of an out-of-control experiment in genetic engineering. The two men must descend into the ...
Style: slasher, bloody, independent film, psychotronic, splatter
Plot: creature, monster, serial killer, genetic engineering, fear, exploitation, creature feature, supernatural, paranormal, alien abduction, ex cop, police detective ...
⇓ similarity ⇓
36%
 4.1
 8K
Critters 4 (1992)
Genre: Horror, Sci-Fi
Country: USA
Duration: 87 min.
Story: Just before bounty hunter Charile triggers his gun to destroy the last two Critter-eggs, he gets a message that it would be illegal to extinguish the race from the galaxy. He's sent a transporter where he puts the eggs - unfortunately the ...
Style: futuristic, space horror, cult horror, classic horror, horror comedy ...
Audience: teens, boys' night
Plot: alien, space, creature, little creatures, monster, creature feature, apocalypse, alien abduction, extraterrestrial, tiny, killer animal, alien invasion ...
Time: 90s, future, 2040s, year 1992, 20th century ...
Place: kansas
⇓ similarity ⇓
35%
Official Denial (1993)
Genre: Sci-Fi
Country: USA, Australia
Duration: 84 min.
Story: A man who claims to have been abducted by aliens is also abducted by a top secret government agency, the Majestic Group, who want him to attempt to communicate with the only surviving alien from a UFO shot down by the Air Force. Telepathically, the ...
Style: psychotronic
Plot: alien abduction, ufo, alien, alien invasion, government conspiracy, alien conspiracy, government agency, breeding, parenting, parents, military, telepathy
Time: future
⇓ similarity ⇓
35%
Planets Around Us (1962)
Genre: Horror, Sci-Fi
Country: Italy, France, West Germany
Duration: 85 min.
Story: An alien race sends cyborgs--made to look like the son of a famous scientist, whom they killed when he landed on their planet--to Earth to help pave the way for an invasion.
Style: mysterious, psychotronic
Plot: alien, monster, space opera, ufo, cyborgs, alien invasion, son, airplane crash, humanoid robot, spacecraft, hypnosis, alien robot ...
⇓ similarity ⇓
35%
Watch Trailers From This List to Choose a Movie