Best movies like Mutator

After witnessing the killing of his mate and offspring at the hands of a reckless Irish captain, a vengeful killer whale rampages through the fisherman's Newfoundland harbor. Under pressure from the villagers, the captain, a female marine biologist and an Indigenous tribalist venture after the great beast, who will meet them on its own turf.

A crazed scientist experimenting with a rage virus on innocent victims in a laboratory in the woods. When his monstrous subjects escape and vultures devour their remains, they became mutations seeking to feed on humans.

A group of scientists travel to a remote island to study the effects of nuclear weapons tests, only to get stranded when their airplane mysteriously explodes. The team soon discovers that the tests have given rise to crabs mutated into intelligent, impervious, telepathic giants intent on increasing their numbers by breeding, then travelling to populated areas to feed, and which do not intend to be stopped by their discoverers.

Dr. John Beck, recently married, decides to take his wife, Cathy, spelunking in Carlsbad Cavern. While there, Dr. Beck, who specializes in bats, is bitten by a fruit bat. He is then, inexplicably, transformed into a vampire bat. While he escapes and seeks help from another doctor, it is clear the treatments are not working. In fact, they are aggravating his condition. Dr. Beck unwittingly goes on a killing spree, catching the attention of Sergeant Ward.

A refugee Soviet scientist arrives at a desert airport carrying secret documents, but is attacked by a pair of KGB assassins and escapes into the desert, where he comes in range of an American nuclear test and is transformed into a mindless killing beast.

Herbert West once again revives the dead. This time, he brings Dan's ex-girlfriend's heart back inside a 'perfect' body. Dr. Hill returns as the evil nemesis who lost his head.

A shipwrecked sailor stumbles upon a mysterious island and is shocked to discover that a brilliant scientist and his lab assistant have found a way to combine human and animal DNA—with horrific results.

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.

Near a small English village, a scientific team is conducting experiments with magnetic fields, the results of which may have military applications but the intensification of which seem to be connected to UFO reports, a series of murders, an enormous insect egg, and a strange visitor with exceptional scientific knowledge.

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.

When shark conservationist Dr. Misty Calhoun is invited to consult on a top-secret project run by pharmaceutical billionaire Carl Durant, she is shocked to learn that the company is using unpredictable and highly aggressive bull sharks as its test subjects, which soon break loose and cause havoc.

Martin Brundle, born of the human/fly, is adopted by his father's place of employment (Bartok Inc.) while the employees simply wait for his mutant chromosomes to come out of their dormant state.

Two brilliant research scientists have invented a device capable of recording and playing back sensory experiences only to have devastating results when one of them records their own death.

Aliens have landed and are hiding on Earth, but need Earth’s scientists to help them fight an inter-planetary war.

An experimental submarine with a very experienced crew, the "Siren II" is sent to find out what happened to the "Siren I" after it mysteriously disappeared in a submarine rift. Things go awry when they begin to find things that shouldn't be there...

After he is artificially created, then left for dead by a husband-and-wife team of eccentric scientists, Adam is confronted with nothing but aggression and violence from the world around him. This perfect creation-turned disfigured monster must come to grips with the horrific nature of humanity.

During its return to the earth, commercial spaceship Nostromo intercepts a distress signal from a distant planet. When a three-member team of the crew discovers a chamber containing thousands of eggs on the planet, a creature inside one of the eggs attacks an explorer. The entire crew is unaware of the impending nightmare set to descend upon them when the alien parasite planted inside its unfortunate host is birthed.

A ship-wrecked man floats ashore on an island in the Pacific Ocean. The island is inhabited by a scientist, Dr. Moreau, who in an experiment has turned beasts into human beings.

Sylvester alternates chasing the normal Tweety and fleeing a monster version of Tweety.

When a young ski team training for the Olympics arrives at the remote and isolated Lost Mountain Ski Resort to focus on training, they're thrilled to find a retired Olympic skier is there to help them train. But their plans are halted when a scientist working at a nearby government lab arrives with the horrifying news that a top secret Government project has produced giant spiders and they have escaped, killing and eating everything in sight.

A college paleontology professor acquires a newly discovered specimen of a coelecanth, but while examining it, he is accidentally exposed to its blood, and finds himself periodically turning into a murderous Neanderthal man.

A test rocket carrying wasps to outer space, to study the effects on them of weightlessness and radiations, crashes out of control back to Earth, into the jungles of Africa. The two astrobiologists in charge of the test mount an expedition to the Darkest Continent to retrieve their experiment, only to find the wasps have grown to giant size which are panicking all forms of life as they quest for food.

A rogue scientist near a small desert town arouses the suspicion of the town's doctor when his lab assistant is found dead from a case of acromegaly, which took only four days to develop. As the doctor investigates, aided by the scientist's new female assistant, they discover that something is devouring local cattle and humans in increasingly large quantities.

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.

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!

Happy couple Jason and Alexandra lose their sail yacht in a storm and are grateful to get picked up by Captain Jim Bigelow's commercial carrier. Suspicious about the ship's doctor and realizing the ship is improbably empty and the radio not broken as the crew claims, Jason starts snooping around. Bodies on meat-hooks, genetic experimentation and giant spiders are what he finds.

A mad scientist transforms a panther into a man-like creature that escapes and goes on a murderous rampage.

In this loose remake of "Forbidden World" (1982), Commander Krieger and his robot companion Tinpan are summoned by a distress call to a research facility on the planet Phaebon, and soon find themselves battling a bizarre virus and a monstrous creature inadvertently created by the scientists there.

American astronaut Frank Douglas mysteriously disappears from his spacecraft as it parachutes to Earth. He is apparently replaced by or turned into a large, radioactive, humanoid monster. A team of scientists and military men attempt to capture the monster.

Los Angeles - 2057 - a lawless, war-torn terrain and home to Chandra, a beautiful but deadly young woman, and Hawkiins, a tough ex-soldier whose career was terminated by crippling wounds. No longer lovers, the pair still share erotic and disturbing psychosexual dreams. After a brilliant research scientist experiments on Hawkins, he is dramatically transformed into the Prototype - half-man, half-robotic machine and all-warrior. But, when the experiment gets badly out of control, the deadly Prototype escapes and goes hunting for Chandra, his prime target for elimination. In an explosive climax, the ultimate battle commences to determine whether mankind or machines will survive to rule the Earth.

A wager is made, a book of horror fiction is written. It becomes know as, "Frankenstein, or a Modern Prometheus", by Mary Shelley. Though what happens if fiction was fact? Can a soul be immortal. Is everlasting life worth such misery?

Lucinda Regis, Director of Development at MALCO Oceanic Research, becomes the target of a dangerous killer after unraveling a sinister plot to inject sharks with human DNA.

On a lush tropical island, working under a secret government charter, Martin Drake has not only grown sprawling acres of giant vegetables, but inadvertently spawned two mammoth reptiles as well. Now they've broken free of their enclosures, and Drake has only one option: kill the creatures before word gets back to Washington and they close him down. When Drake's first team of well-armed mercenaries gets wiped out within hours of setting down in the jungle, he turns to one lone hunter, The Cajun, to go in single-handedly. But will The Cajun be cunning enough to find the creatures and destroy them before they turn the blue waters red with the blood of tourists. The only hope is to bring the monsters together and make them fight. When one emerges victorious, that will be the time to strike and kill the other. It's a risky plan, but ultimately the only one that may work. One of David Carradine's last movies.

The year is 1984. Researchers at the secretive Bentan Labs are celebrating the completion of their latest weapons project: a previously unknown type of mildew, capable of spreading and consuming any kind of vegetation... and ideal for attacking stockpiles of enemy food. When a sponsor is accidentally infected, the mildew's spores are set loose across the facility. As aggressive soldiers flood the complex and the infected staff begin to mutate, the survivors come to realize that the mildew is in fact an alien creature! To avoid an agonising death, the remaining scientists must join forces with "Toxic" - a mysterious mercenary who has infiltrated the building on a covert mission. Will anyone escape the clutches of this out of control fungus and the army of crazed mutants it has created? Body melts, alien mutations, tons of action and geysers of gore await you. The '80s are back!

Made-for-TV special about a delivery man, his friends, and a talking ape mutating into quirky superheroes and fighting a mad scientist who wants to conquer their futuristic atomic city. Based on the eponymous NES video game.