Movies Like Alligator (1980)

Alligator is a 1980 horror, science fiction, thriller film from Lewis Teague with a MovieMagicScore of 6.1/10. Here are 20 similar films, ranked by real viewer ratings — starting with Alligator 2: The Mutation and Mimic.

Horror Science Fiction Thriller

Alligator 2: The Mutation

1991

A giant mutated alligator runs riot in a small town after the sewer system washes it into a lake.

4.8

MagicScore

Mimic

1997

A disease carried by common cockroaches is killing Manhattan children. In an effort to stop the epidemic an entomologist, Susan Tyler, creates a mutant breed of insect that secretes a fluid to kill the roaches. This mutant breed was engineered to die after one generation, but three years later Susan finds out that the species has survived and evolved into a large, gruesome monster that can mimic human form.

6.1

MagicScore

The Fly

1986

When Seth Brundle makes a huge scientific and technological breakthrough in teleportation, he decides to test it on himself. Unbeknownst to him, a common housefly manages to get inside the device and the two become one.

7.4

MagicScore

Annihilation

2018

A biologist signs up for a dangerous, secret expedition into a mysterious zone where the laws of nature don't apply.

6.4

MagicScore

Crawl

2019

When a huge hurricane hits her hometown in Florida, Haley ignores evacuation orders to look for her father. After finding him badly wounded, both are trapped by the flood. With virtually no time to escape the storm, they discover that rising water levels are the least of their problems.

6.3

MagicScore

The Fly

1958

Industrialist François Delambre is called late at night by his sister-in-law, Helene, who tells him that she has just killed her husband. Reluctant at first, she eventually explains to the police that he invented a matter transportation apparatus and, while experimenting on himself, a fly entered the chamber.

7.0

MagicScore

Gremlins 2: The New Batch

1990

Young sweethearts Billy and Kate move to the Big Apple, land jobs in a high-tech office park and soon reunite with the friendly and lovable Gizmo. But a series of accidents creates a whole new generation of Gremlins. The situation worsens when the devilish green creatures invade a top-secret laboratory and develop genetically altered powers, making them even harder to destroy!

6.5

MagicScore

Lake Placid

1999

When a man is eaten alive by an unknown creature, the local Game Warden teams up with a paleontologist from New York to find the beast. Add to the mix an eccentric philanthropist with a penchant for "Crocs", and here we go! This quiet, remote lake is suddenly the focus of an intense search for a crocodile with a taste for live animals...and people!

5.9

MagicScore

Jurassic Park III

2001

In need of funds for research, Dr. Alan Grant accepts a large sum of money to accompany Paul and Amanda Kirby on an aerial tour of the infamous Isla Sorna. It isn't long before all hell breaks loose and the stranded wayfarers must fight for survival as a host of new -- and even more deadly -- dinosaurs try to make snacks of them.

6.2

MagicScore

#10

Deep Blue Sea

1999

Researchers on the undersea lab Aquatica have genetically altered the brains of captive sharks to develop a cure for Alzheimer's disease. But there's an unexpected side effect: the sharks got smarter, faster, and more dangerous. After a big storm damages their remote research facility, they must fight for their lives.

6.0

MagicScore

#11

Python

2000

After a military plane crashes outside of a small American town, its cargo — a genetically engineered, sixty-foot-long python — begins stalking and killing the locals.

5.0

MagicScore

#12

Anacondas: Trail of Blood

2009

A genetically created Anaconda, cut in half, regenerates itself into two new aggressive giant snakes, due to the Blood Orchid.

4.7

MagicScore

#13

The Lost World: Jurassic Park

1997

Four years after Jurassic Park's genetically bred dinosaurs ran amok, multimillionaire John Hammond shocks chaos theorist Ian Malcolm by revealing that he has been breeding more beasties at a secret location. Malcolm, his paleontologist ladylove and a wildlife videographer join an expedition to document the lethal lizards' natural behavior in this action-packed thriller.

6.6

MagicScore

#14

C.H.U.D.

1984

A rash of bizarre murders in New York City seems to point to a group of grotesquely deformed vagrants living in the sewers. A courageous policeman, a photojournalist and his girlfriend, and a nutty bum, who seems to know a lot about the creatures, band together to try and determine what the creatures are and how to stop them.

5.7

MagicScore

#15

Anaconda

2025

A group of friends facing mid-life crises head to the rainforest with the intention of remaking their favorite movie from their youth, only to find themselves in a fight for their lives against natural disasters, giant snakes and violent criminals.

5.9

MagicScore

#16

Prophecy

1979

When a dispute occurs between a logging operation and a nearby Native American tribe, Dr. Robert Verne and his wife, Maggie, are sent in to mediate. Chief John Hawks insists the loggers are poisoning the water supply, and, though company man Isley denies it, the Vernes can't ignore the strangely mutated wildlife roaming the woods. Robert captures a bear cub for testing and soon finds himself the target of an angry mutant grizzly.

5.4

MagicScore

#17

The Loreley's Grasp

1973

The legendary Loreley has been living for centuries in a grotto beneath the river Rhein in Germany. Every night when the moon is full, she turns into a reptile-like creature craving for human blood. When one girl after another of a nearby boarding school is killed by her, a hunter named Sigurd is engaged to kill the monster.

4.9

MagicScore

#18

Teenage Mutant Ninja Turtles

2014

When a kingpin threatens New York City, a group of mutated turtle warriors must emerge from the shadows to protect their home.

5.9

MagicScore

#19

The Beast Within

1982

A horrified teen mutates into a crazed cannibalistic swamp creature, and must uncover the terrifying secret identity of his father before his nasty natural tendencies force him to make jambalaya out of the locals.

5.5

MagicScore

#20

Grizzly

1976

An eighteen-foot grizzly bear figures out that humans make for a tasty treat. As a park ranger tries rallying his men to bring about the bear's capture or destruction, his efforts are thwarted by the introduction of dozens of drunken hunters into the area.

5.1

MagicScore

Frequently asked

What are the best movies like Alligator?

The top films similar to Alligator by MovieMagicScore are Alligator 2: The Mutation (4.8), Mimic (6.1), The Fly (7.4). Each shares horror/science fiction/thriller themes and is ranked by real viewer ratings, not critics or studios.

Is Alligator worth watching?

Alligator holds a MovieMagicScore of 6.1/10 from 361 viewer ratings.

What kind of movie is Alligator?

Alligator (1980) is a horror, science fiction, thriller film directed by Lewis Teague, starring Robert Forster, Robin Riker, Michael V. Gazzo.

Where can I find more recommendations like Alligator?

Browse the full ranked list above, or explore more horror recommendations on MovieMagicScore, where every list is ordered by genuine viewer ratings.

Keep exploring

Movies like Alligator 2: The Mutation Movies like Mimic Movies like The Fly Movies like Annihilation Movies like Crawl Movies like The Fly

About movies like Alligator

This ranked list pairs Alligator (1980), a horror and science fiction and thriller film from Lewis Teague, with similar titles by genre, theme and cast overlap (fans of Robert Forster take note). Unlike critic-driven sites, every position here is ordered by MovieMagicScore — a rating built only from real viewers, with no studio marketing or paid placement. Scores update as more people rate, so the list stays current.

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