Movies like Hydra 1971

If you like "Hydra" you are looking for scary, offbeat and serious movies about / with mad scientist, laboratory, fish, man beast, crimes, vengeance and mutant 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.
Hydra (1971)
 2.5
 5K
Hydra (1971)
Original name: Zaat
Genre: Horror, Sci-Fi
Country: USA
Duration: 100 min.
Story: A mad scientist (and apparent former Nazi) unleashes his master plan: to transform himself into a mutated walking catfish, gain revenge on those who have spurned him, and kidnap nubile young women to similarly transform so that he can breed. Or something like that.
Style: scary, offbeat, serious, surprise ending, psychotronic, cult film
Plot: mad scientist, laboratory, fish, man beast, crimes, vengeance, mutant, supernatural, experiment gone awry, danger, imaginary, escapades, disorder, deadly, monster, mutation, scientist, fishing, octopus, doctor, sheriff, knife, acid, nazi experiment, aquarium ...
Place: florida, usa

Movie in categories

florida movies
552
laboratory movies
1007
fish movies
921
scary movies
6304
crimes movies
14253
vengeance movies
10601

Most similar movies to Hydra

The list contains related movies ordered by similarity. Recommendation engine sorted out scary, serious, psychotronic and suspenseful films with plots about disorder, danger, supernatural, deadly, experiment gone awry, mutant and mad scientist mostly in Horror, Sci-Fi and Thriller genres. Some movies like Hydra: Track of the Moon Beast (1976), Monster a-Go Go (1965), Blood of Ghastly Horror (1967), Brain of Blood (1971), The Brain That Wouldn't Die (1962). The matching attributes are highlighted in bold.
Track of the Moon Beast (1976)
Genre: Horror, Sci-Fi
Country: USA
Duration: 90 min.
Story: Professor "Johnny Longbow" Salina, a man who really knows his stews, introduces Paul Carlson to the practical-joking Kathy Nolan. Paul and Kathy seem to hit it off rather well but, during a meteor storm, a meteorite fragment strikes Paul, ...
Style: exciting, suspenseful, serious, rough, offbeat ...
Audience: boys' night, teens
Plot: experiment gone awry, mutant, danger, escapades, supernatural, buddies, transformation, vengeance, chase, space and aliens, imaginary, disorder ...
⇓ similarity ⇓
95%
Monster a-Go Go (1965)
Genre: Horror, Sci-Fi
Country: USA
Duration: 68 min.
Story: The plot concerns an American astronaut, Frank Douglas, who mysteriously disappears from his spacecraft as it parachutes to Earth. The vanished astronaut is apparently replaced by or turned into a large, radioactive, humanoid monster. A team of ...
Style: surreal, scary, suspenseful, offbeat, serious ...
Plot: giant, laboratory, countryside, experiment gone awry, alien, astronaut, murder, radiation, deadly creature, space and aliens, supernatural, chases and races ...
⇓ similarity ⇓
95%
Blood of Ghastly Horror (1967)
Genre: Horror, Sci-Fi
Country: USA
Duration: 85 min.
Story: A mad scientist implants an electronic device into the brain of an injured soldier, which turns him into a psychotic killer.
Style: offbeat, rough, serious, scary, psychotronic
Plot: mad scientist, zombie, rivalry, supernatural, deadly, heist, martial arts, experiment gone awry, escapades, crimes, imaginary, deadly creature ...
Time: 70s
⇓ similarity ⇓
94%
 3.0
 912
Brain of Blood (1971)
Genre: Horror, Sci-Fi
Country: USA, Philippines
Duration: 87 min.
Story: Amir, the benevolent ruler of Kalid, is dying, but there is hope. Freshly deceased, he is flown to the United States where Dr. Trenton transplants his brain into the body of a simpleton in a classic "assistant got the wrong kind of body" ...
Style: psychological, rough, offbeat, serious, scary ...
Plot: mad scientist, acid, voyeur, brain transplant, car chase, disorder, escapades, heroes, dangerous animal, mutant, gory, dungeon ...
Time: 70s
⇓ similarity ⇓
92%
Movie in collections
mutant movies
1056
offbeat movies
4623
usa movies
usa
13032
The Brain That Wouldn't Die (1962)
Genre: Horror, Sci-Fi
Country: USA
Duration: 82 min.
Story: 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 ...
Style: scary, suspenseful, psychotronic, macabre, humorous ...
Plot: laboratory, mad scientist, experiment, mad doctor, surgery, car accident, transplant, danger, experiment gone awry, woman in danger, deadly, stripper ...
Time: 60s, 20th century, 1960s, 80s
Place: virginia, usa, new jersey
⇓ similarity ⇓
74%
Terror of Frankenstein (1977)
Genre: Horror, Sci-Fi
Country: Sweden, Ireland
Duration: 92 min.
Story: No overview found.
Style: gothic, scary, serious, suspenseful, psychotronic
Plot: obsession, mad scientist, scientist, escapades, supernatural, mutant, medical school, disorder, figment, danger, deadly, vengeance ...
Time: 19th century, victorian era
⇓ similarity ⇓
74%
The Immortalizer (1989)
Genre: Horror, Sci-Fi
Country: USA
Duration: 96 min.
Story: A crazed scientist sends out his mutant creations to kidnap young, beautiful men and women to bring back to his lab so he can transplant their brains into the bodies of old, wealthy people.
Style: humorous, suspenseful, scary, serious, slasher
Plot: kidnapping, mutant, dark humor, crimes, deadly, zombie, mad scientist, supernatural, imaginary, danger, rivalry, gory ...
Time: 80s
⇓ similarity ⇓
69%
 5.6
 2K
The Kindred (1987)
Genre: Horror, Sci-Fi, Thriller
Country: USA
Duration: 91 min.
Story: Amanda's deathbed request to her son, John, was for him to destroy all the lab notes etc. from her last experiment. She also blurts out he had a brother. At the funeral John meets Melissa, who claims to be his mothers biggest fan. Together with ...
Style: scary, suspenseful, suspense, intense, dark ...
Audience: teens
Plot: mutant, mad scientist, murder, survival, experiment gone awry, investigation, deadly, danger, death, creature, laboratory, transformation ...
Time: 80s
⇓ similarity ⇓
67%
Movie in collections
The Mutations (1974)
Genre: Horror, Sci-Fi
Country: UK, USA
Duration: 92 min.
Story: A mad scientist (Donald Pleasence) crosses plants with people, and the results wind up in a sideshow.
Style: serious, scary, suspenseful, offbeat, rough ...
Audience: boys' night
Plot: mad scientist, mutant, kidnapping, murder, human experiment, factory, transformation, experiment, supernatural, imaginary, prostitute, danger ...
Time: 70s
Place: europe, england, london
⇓ similarity ⇓
66%
Empire of the Ants (1977)
Genre: Adventure, Horror, Sci-Fi
Country: USA
Duration: 89 min.
Story: Sleazy scam artist Joan Collins tries to sell phony real estate deals down in the Florida everglades. What she and her unsuspecting buyers don't know is the area has been taken over by giant ants!
Style: scary, exciting, serious, suspenseful, intense ...
Audience: boys' night, teens
Plot: mutant, ant, real estate, supernatural, deadly creature, danger, dangerous animal, deadly, crimes, toxic, cons and scams, island ...
Time: 70s
Place: florida, usa, everglades
⇓ similarity ⇓
65%
Jesse James Meets Frankenstein's Daughter (1966)
Genre: Horror, Sci-Fi, Western
Country: USA
Duration: 88 min.
Story: Dr. Frankenstein's Granddaughter Maria, and her brother assistant Rudolph, moved to the old west because the lightning storms there are more frequent and intense, which allows them to work on the experiments of their grandfather. But the ...
Style: scary, tense, suspense, disturbing, serious ...
Audience: boys' night
Plot: mad scientist, rescue, experiment gone awry, danger, supernatural, mutant, chases and races, rivalry, frankenstein, outlaw, criminal, vengeance ...
Time: 19th century
Place: arizona, mexico
⇓ similarity ⇓
65%
The Prometheus Project (2010)
Genre: Horror, Sci-Fi
Country: USA
Duration: 87 min.
Story: Young Scientists Elizabeth Burns explores the impact on the human body stem cells. A specific feature of these cells to interact with dead flesh has been subjected to blackmail heroine is forced to continue chilling experiments. Once she recovers ...
Style: suspenseful, serious, captivating, tense, scary
Plot: experiment gone awry, deadly creature, danger, deadly, mad scientist, laboratory, captivity, gory, supernatural, frankenstein's monster, zombie, hospital ...
Time: 21st century, contemporary
⇓ similarity ⇓
64%
The Beast of Yucca Flats (1961)
Genre: Horror, Sci-Fi
Country: USA
Duration: 54 min.
Story: A Russian scientist is arriving to the states caring secret information’s. Disembarking from his plane, he and his American contacts are attacked by a pair of KGB assassins (Anthony Cardoza and John Morrison). Later, it is revealed that he has ...
Style: suspenseful, exciting, scary, rough, offbeat ...
Audience: boys' night
Plot: monster, mutant, nuclear bomb, mad scientist, deadly creature, danger, deadly, psychopath, chaos, chase, creature feature, murder ...
Time: 60s
⇓ similarity ⇓
64%
Syngenor: Synthesized Genetic Organism (1990)
Genre: Horror, Sci-Fi
Country: USA
Duration: 98 min.
Story: A scientist engineers a group of genetically engineered cyborgs for use as "super soldiers" to fight U.S. wars in the Middle East. However, things get ugly when the cyborgs malfunction and turn on their creators.
Style: exciting, serious, rough, suspenseful, stylized ...
Audience: boys' night
Plot: mutant, mad scientist, superhuman powers, experiment gone awry, super soldier, battles, technology gone awry, terrorism, deadly creature, danger, deadly, soldier ...
Time: 20th century, 80s
⇓ similarity ⇓
63%
The Giant Spider Invasion (1975)
Genre: Horror, Sci-Fi
Country: USA
Duration: 84 min.
Story: 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 the NASA try to save the world.
Style: scary, suspenseful, semi serious, captivating, offbeat ...
Audience: teens, boys' night
Plot: small town, evil alien, mad scientist, giant spider, save the world, experiment gone awry, chaos, danger, amateur detective, deadly creature, deadly, supernatural ...
Time: 70s
Place: wisconsin, usa
⇓ similarity ⇓
63%
 6.7
 25K
From Beyond (1986)
Genre: Horror, Sci-Fi
Country: USA, Italy
Duration: 85 min.
Story: A group of scientists have developed the Resonator, a machine which allows whoever is within range to see beyond normal perceptible reality. But when the experiment succeeds, they are immediately attacked by terrible life forms.
Style: macabre, scary, suspenseful, intense, atmospheric ...
Plot: body horror, mad scientist, transformation, experiment, bondage, experiment gone awry, zombie, murder, supernatural, parallel world, deadly, danger ...
Time: 80s
⇓ similarity ⇓
62%
 2.9
 3K
Monstrosity (1963)
Genre: Horror, Sci-Fi
Country: USA
Duration: 65 min.
Story: A rich but unscrupulous old woman plots with a scientist to have her brain implanted in the skull of a sexy young woman.
Style: surreal, scary, semi serious, offbeat, bleak ...
Plot: mad scientist, zombie, laboratory, murder, grave robbing, transplant, brain transplant, experiment, cat, danger, supernatural, crimes ...
⇓ similarity ⇓
62%
The Incredible 2-Headed Transplant (1971)
Genre: Horror, Sci-Fi
Country: USA
Duration: 88 min.
Story: Dr. Roger Girard is a rich scientist conducting experiments on head transplantation. His caretaker has a son, Danny, who, although fully grown, has the mind of child. One day an escaped psycho-killer invades Girard's home, killing Danny's ...
Style: scary, absurd, tense, disturbing, semi serious ...
Plot: mad scientist, experiment gone awry, mutant, psychopath, disorder, deadly, danger, mentally challenged, misfit, mental illness, countryside, rivalry ...
Time: 70s
⇓ similarity ⇓
61%
Movie in collections
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10289
monster movies
3027
mutation movies
391
 2.8
 589
Venus Flytrap (1967)
Genre: Horror, Sci-Fi
Country: USA, Japan
Duration: 94 min.
Story: A mad scientist creates man eating creatures from carnivorous plants.
Style: suspenseful, offbeat, bleak, experimental, serious ...
Plot: mad doctor, dangerous animal, prodigy, supernatural, danger, mentally unstable, heroes, journalism, mad scientist, escapades, rivalry, hotel ...
Time: 20th century, 60s
Place: japan
⇓ similarity ⇓
61%
Night of the Lepus (1972)
Genre: Horror, Sci-Fi, Thriller
Country: USA
Duration: 88 min.
Story: Giant mutant rabbits terrorize the southwest!!
Style: suspenseful, serious, absurd, suspense, offbeat ...
Plot: mutant, giant animal, gene manipulation, experiment gone awry, mad scientist, heroes, dangerous animal, deadly, chaos, danger, mutation, rabbit ...
Time: 70s
Place: arizona, usa
⇓ similarity ⇓
59%
The Flesh Eaters (1964)
Genre: Horror, Sci-Fi
Country: USA
Duration: 87 min.
Story: An alcoholic actress, her personal assistant, and their pilot are downed on a secluded isle by bad weather, where a renegade Nazi scientist is using ocean life to develop a solvent for human flesh. The tiny flesh-eating sea critters that result ...
Style: suspenseful, offbeat, serious, scary, psychotronic
Audience: boys' night
Plot: experiment gone awry, island, survival, dangerous animal, imaginary, heroes, zombie, supernatural, deadly creature, mad scientist, escapades, deadly ...
Time: 60s
⇓ similarity ⇓
58%
 3.1
 2K
SharkMan (2005)
Genre: Action, Adventure, Comedy, Horror, Sci-Fi, Thriller
Country: Aruba, USA, Germany
Duration: 92 min.
Story: When he began fusing human and shark DNA, his colleagues laughed at him. Now his creation is taking his revenge, and they aren't laughing anymore.
Style: rough, scary, serious, suspense, psychotronic
Plot: mad scientist, island, shark, deadly, supernatural, heroes, escapades, rivalry, danger, mutant, gory, vengeance ...
Time: 21st century, contemporary
⇓ similarity ⇓
57%
Curse of the Swamp Creature (1968)
Genre: Horror, Sci-Fi
Country: USA
Duration: 80 min.
Story: A mad scientist is conducting experiments with evolution on the locals deep in the rural swamps of Texas.
Style: scary, serious, psychotronic
Plot: mad scientist, swamp, monster, alligator, voodoo, evolution, countryside, technology gone awry, chaos and mayhem, cons and scams, curses spells and rituals, redemption ...
Time: 60s
Place: texas, usa
⇓ similarity ⇓
56%
Movie in collections
scientist movies
1804
fishing movies
825
octopus movies
116
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4655
Warriors of Terra (2006)
Genre: Horror, Sci-Fi
Country: Canada
Duration: 89 min.
Story: A headstrong animal-rights activist group plans a raid on a bio-tech company to stop the cruelty. They...
Style: serious, scary, suspense, captivating
Plot: survival, experiment gone awry, mutant, supernatural, deadly creature, deadly, confined, danger, laboratory, genetic engineering, father daughter relationship, breaking and entering ...
Time: 21st century, contemporary
⇓ similarity ⇓
55%
 3.6
 4K
Carnosaur (1993)
Genre: Horror, Sci-Fi
Country: USA
Duration: 83 min.
Story: After being driven to extinction, great bloodthirsty dinosaurs come back to life with the assistance of a demented genetic scientist. She plans to replace the human race with a super-race of dinosaurs who will not pollute the planet.
Style: scary, rough, serious, suspenseful, tense ...
Audience: teens, boys' night
Plot: mad scientist, dinosaur, deadly creature, chaos, mutant, danger, deadly, imaginary, dangerous animal, gory, disorder, extinction ...
Time: 90s, prehistory
⇓ similarity ⇓
55%
Psychic Experiment (2010)
Genre: Horror, Sci-Fi
Country: USA
Duration: 93 min.
Story: 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 ...
Style: suspenseful, serious, tense, captivating, suspense ...
Audience: teens
Plot: experiment gone awry, danger, mad scientist, deadly, chaos, small town, small community, supernatural, dark secret, survival, under the surface, graphic violence ...
Time: 21st century, contemporary
Place: usa
⇓ similarity ⇓
54%
Forbidden World (1982)
Genre: Horror, Sci-Fi
Country: USA
Duration: 77 min.
Story: In the distant future, a federation marshal arrives at a research lab on a remote planet where a genetic experiment has gotten loose and begins feeding on the dwindling scientific group.
Style: suspenseful, serious, scary, futuristic, exciting ...
Audience: boys' night, teens
Plot: mutant, experiment gone awry, mad scientist, laboratory, planet, genetics, dangerous animal, danger, space and aliens, chaos, isolation, save the planet ...
Time: 80s, future
⇓ similarity ⇓
53%
 2.8
 742
Monster (1980)
Genre: Horror, Sci-Fi
Country: USA
Duration: 98 min.
Story: A rural Colombian village is attacked by a horrible sea serpent, aroused by industrial pollution of a nearby lake. Based on a real event that took place in June of 1971.
Style: serious, scary, rough, psychotronic
Audience: boys' night, teens
Plot: mutant, monster, danger, deadly, rivalry, escapades, investigation, dangerous animal, river, ocean, curses spells and rituals, mad scientist ...
Time: 20th century, prehistory, 70s
Place: colombia, latin america
⇓ similarity ⇓
50%
The Incredible Melting Man (1977)
Genre: Horror, Sci-Fi
Country: USA
Duration: 84 min.
Story: An astronaut exposed to cosmic rays outside of Saturn's rings returns to Earth and begins to melt away. Escaping from the hospital, he wanders around the backwoods looking for human flesh to eat.
Style: rough, scary, serious, suspenseful, psychotronic
Audience: boys' night, teens
Plot: space and aliens, mutant, evil alien, astronaut, space travel, escapades, supernatural, experiment gone awry, mad scientist, zombie, a.i., deadly ...
Time: 70s
⇓ similarity ⇓
50%
Mad Doctor of Blood Island (1968)
Genre: Adventure, Horror, Sci-Fi
Country: Philippines
Duration: 85 min.
Story: A man who loves to travel, travels to an island where a mad doctor is creating zombies.
Style: suspenseful, exciting, suspense, bleak, slasher ...
Plot: mad scientist, monster, murder, investigation, deadly, danger, isolation, missing person, mad doctor, island, laboratory, plague ...
Time: 60s
Place: asia, the philippines
⇓ similarity ⇓
49%