Best movies like Tentacles
Last updated March 2024
Looking for movies like Tentacles? Leverage your insights to navigate others toward movies and tv series you've watched previously that may also preoccupy them. Support increasing the cohort of people bringing up videos among each other. We appreciate your contribution!
Plot Summary:
Several people disappear from and at the sea. Their bodies are found gnawed to the skeleton, even the marrow is missing. The scientists have no idea which animal could do such things. Dr. Turner begins to suspect that the company which builds a tunnel beneath the bay might have poisoned the environment and caused an octopus to mutate to giant dimensions.
IMDB Rating: 3.7
IMDB Votes: 4000
Genere: Action, Adventure, Comedy, Horror, Sci-Fi, Thriller
Country: Italy
Duration: 102 min
Plot tags: scary, suspenseful, disturbing, serious, natural horror, suspense, psychotronic, retro, gothic horror, grindhouse
Best tv shows and movies like Tentacles (1977):
Similar in 90%
Screamers (1979)
Plot Summary:
Aquatic creatures threaten the existence of a mysterious island.
IMDB Rating: 5.2
IMDB Votes: 2000
Genere: Action, Adventure, Horror, Sci-Fi
Country: Italy
Duration: 100 min
Plot tags: exciting, scary, serious, suspenseful, lovecraft, retro, suspense, gothic horror, classic horror, psychotronic
Similar in 88%
Devil Fish (1984)
Plot Summary:
A marine biologist, a dolphin trainer, a research scientist, and a local sheriff try to hunt down a large sea monster, a shark/octopus hybrid, that is devouring swimmers and fishermen off a south Florida coast.
IMDB Rating: 2.7
IMDB Votes: 4000
Genere: Action, Adventure, Horror, Sci-Fi, Thriller
Country: Italy, France
Duration: 94 min
Plot tags: suspense, scary, serious, rough, bleak, suspenseful, grindhouse, natural horror, slasher, mockbuster
Similar in 81%
Up from the Depths (1979)
Plot Summary:
A menacing shark-like predator attacks a Hawaiian tourist area in this low-budget creature feature. An uncredited Roger Corman served as executive producer.
IMDB Rating: 3.3
IMDB Votes: 968
Genere: Action, Adventure, Comedy, Drama, Horror, Sci-Fi, Thriller
Country: USA
Duration: 85 min
Plot tags: scary, suspense, absurd, natural horror, grindhouse, psychotronic, independent film, spoof, dark comedy, parody
Similar in 83%
Swamp Shark (2011)
Plot Summary:
Open on gorgeous swamplands of the Atchafalaya Basin in the summer. Lots of beautiful teens are at the beach the weekend before Gator Fest. That night an animal smuggling deal goes wrong and a large sea creature escapes into a swampy backwoods river. At the McDaniel's "Gator Shack" restaurant, a local, Jackson is drunk, and gets mangled to bits. The town sheriff blames the carnage on the McDaniel's "escaped" pack of gators and tries hauling them off to jail. Rachel McDaniel, head of the family, claims to have seen the fin of a shark! Rachel and her family, along with the help of a mysterious stranger, Charlie, take on the Swampshark and the law to clear their names, save Rachel's kid sister Krystal and prevent the unwitting folks at the upcoming Gator Fest from being torn to shreds by a beast the likes of which no one has ever seen!.
IMDB Rating: 3.7
IMDB Votes: 3000
Genere: Action, Adventure, Comedy, Horror, Sci-Fi, Thriller
Country: USA
Duration: 85 min
Plot tags: serious, suspenseful, scary, tense, natural horror, mockbuster, psychotronic
Similar in 78%
Jaws 3-D (1983)
Plot Summary:
This third film in the series follows a group of marine biologists attempting to capture a young great white shark that has wandered into Florida's Sea World Park. However, later it is discovered that the shark's 35-foot mother is also a guest at Sea World. What follows is the shark wreaking havoc on the visitors in the park.
IMDB Rating: 3.7
IMDB Votes: 48000
Genere: Adventure, Horror, Thriller
Country: USA
Duration: 99 min
Plot tags: suspense, scary, natural horror, funny, bloody, anime, classic horror, tense, rough, serious
Similar in 83%
Piranha (1978)
Plot Summary:
When flesh-eating piranhas are accidently released into a summer resort's rivers, the guests become their next meal.
IMDB Rating: 5.9
IMDB Votes: 24000
Genere: Comedy, Horror, Sci-Fi, Thriller
Country: Japan, USA
Duration: 94 min
Plot tags: natural horror, suspense, suspenseful, grindhouse, rough, perverse, parody, splatter, cult classic, humorous
Similar in 89%
Piranha Part Two: The Spawning (1982)
Plot Summary:
A scuba diving instructor, her biochemist boyfriend, and her police chief ex-husband try to link a series of bizarre deaths to a mutant strain of piranha fish whose lair is a sunken freighter ship off a Caribbean island resort.
IMDB Rating: 3.8
IMDB Votes: 10000
Genere: Horror, Sci-Fi, Thriller
Country: Netherlands, Italy
Duration: 94 min
Plot tags: scary, slasher, natural horror, spoof, perverse, independent film, rough, serious, suspenseful, psychotronic
Similar in 77%
Shark Attack 3: Megalodon (2002)
Plot Summary:
When two researchers discover a colossal shark's tooth off the Mexican coast their worst fears surface - the most menacing beast to ever rule the waters is still alive and mercilessly feeding on anything that crosses its path. Now they must hunt the fierce killer and destroy it... before there is no one left to stop it.
IMDB Rating: 2.9
IMDB Votes: 6000
Genere: Action, Adventure, Horror, Sci-Fi, Thriller
Country: Israel, South Africa, USA
Duration: 99 min
Plot tags: suspense, scary, rough, serious, suspenseful, natural horror, psychotronic, funny, sexy, mockbuster
Similar in 80%
Dinocroc (2004)
Plot Summary:
After an African dinosaur ancestor of the crocodile is found, Dr. Campbell uses its DNA to create prototypes at Paula Kennedy's Genetic Research Co. (Gereco) lab. However one must be put down after killing someone, another escapes and the information is kept from sheriff Harper. His daughter, county dog catcher Diane Harper, helps her ex (welding artist Tom Banning) with his kid brother Michael's beloved dog. They bump into Campbell and discover the dinocroc is growing, having escaped down a tunnel. Although Gereco hires Australian crocodile specialist and intrepid hunter, Richard 'Dick' Sydney, the beast proves impervious to bullets, so the body count rises alarming.
IMDB Rating: 3.4
IMDB Votes: 2000
Genere: Action, Adventure, Comedy, Horror, Sci-Fi, Thriller
Country: USA, Japan
Duration: 90 min
Plot tags: serious, suspenseful, tense, suspense, natural horror, scary, fast, psychotronic, cult film
Similar in 87%
Shark Swarm (2008)
Plot Summary:
A fisherman and his family fight to take down a greedy real estate developer who has released toxins into the ocean, turning the area's sharks into bloodthirsty hunters.
IMDB Rating: 3.4
IMDB Votes: 2000
Genere: Action, Adventure, Comedy, Drama, Horror, Sci-Fi, Thriller
Country: USA
Duration: 158 min
Plot tags: tense, serious, suspenseful, suspense, natural horror, scary, psychotronic
Similar in 88%
Sea Beast (2008)
Plot Summary:
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.
IMDB Rating: 4.2
IMDB Votes: 2000
Genere: Action, Adventure, Comedy, Fantasy, Horror, Mystery, Sci-Fi, Thriller
Country: USA
Duration: 87 min
Plot tags: exciting, rough, suspenseful, scary, serious, natural horror, suspense, dark, computer animated, psychotronic
Similar in 90%
Dinoshark (2010)
Plot Summary:
The film opens with a baby dinoshark swimming away from a broken chunk of Arctic glacier that calved due to global warming. Three years later, the dinoshark is a ferocious predatory adult and kills tourists and locals offshore from Puerto Vallarta, Mexico. The protagonist, Trace, is first to notice the Dinoshark and witnesses his friend get eaten, but has trouble convincing people that a creature of such antiquity is still alive and eating people.
IMDB Rating: 3.2
IMDB Votes: 3000
Genere: Action, Adventure, Comedy, Horror, Sci-Fi, Thriller
Country: USA
Duration: 92 min
Plot tags: scary, serious, suspenseful, exciting, humorous, stylized, natural horror, mockbuster, hilarious, psychotronic
Similar in 89%
Shark Attack 2 (2000)
Plot Summary:
A biological experiment goes bad, this time releasing a gaggle of mutated great white sharks with a taste for human flesh. Soon enough, shark expert Nick West is on the case, leading a crew to study them and eventually bring them back into captivity. West's plans hit a snag, however, when Australian shark hunter Roy Bishop is called in to wipe out the fishy menace.
IMDB Rating: 3.2
IMDB Votes: 3000
Genere: Action, Adventure, Horror, Sci-Fi, Thriller
Country: South Africa, USA
Duration: 98 min
Plot tags: rough, natural horror, suspense, mockbuster, scary, serious, suspenseful, fast, wild, cult film
Similar in 88%
Snakehead Terror (2004)
Plot Summary:
A small town, desperate to recover from hard economic times, is under threat when voracious Snakehead fish mutate and survive previous lake chemical poisonings. The fish transform from pests to predators when human growth hormones are dumped into the local lake in the hopes of reviving the local fishing industry. Thriving on the hormones, the Snakehead fish grow to monstrous proportions, devouring everything within reach. Capable of moving and eating on land, they are forced to leave the now barren lake in a desperate search for food - animal, vegetable or human.
IMDB Rating: 3.8
IMDB Votes: 2000
Genere: Action, Adventure, Comedy, Horror, Sci-Fi, Thriller
Country: Canada, USA
Duration: 92 min
Plot tags: suspense, suspenseful, serious, natural horror, tense
Similar in 88%
2-Headed Shark Attack (2012)
Plot Summary:
A Semester at Sea ship is attacked and sunk by a mutated two-headed shark, and the survivors seek refuge on a deserted atoll. The coeds, however, are no longer safe when the atoll starts flooding.
IMDB Rating: 2.5
IMDB Votes: 7000
Genere: Action, Adventure, Comedy, Horror, Sci-Fi, Thriller
Country: USA
Duration: 88 min
Plot tags: scary, semi serious, suspenseful, natural horror, absurd, psychotronic, retro, mockbuster, horror comedy, hilarious
Similar in 90%
Razortooth (2007)
Plot Summary:
The concept is based on a true story concerning an exotic species of eels that are released in the southeast from Asia. They breathe air and can survive on land.
IMDB Rating: 3.6
IMDB Votes: 950
Genere: Action, Adventure, Comedy, Horror, Sci-Fi, Thriller
Country: USA
Duration: 92 min
Plot tags: serious, suspenseful, scary, rough, natural horror, suspense
Similar in 80%
Mega Piranha (2009)
Plot Summary:
When a science experiment goes horribly wrong, gigantic fish gain appetites for human flesh.
IMDB Rating: 2.4
IMDB Votes: 6000
Genere: Action, Adventure, Comedy, Horror, Sci-Fi, Thriller
Country: USA
Duration: 92 min
Plot tags: mockbuster, scary, semi serious, funny, hilarious, fast, psychotronic, freeze frame, natural horror, weird
Similar in 84%
Mega Shark vs. Giant Octopus (2009)
Plot Summary:
The California coast is terrorized by two enormous prehistoric sea creatures as they battle each other for supremacy of the sea.
IMDB Rating: 2.5
IMDB Votes: 11000
Genere: Action, Adventure, Comedy, Horror, Sci-Fi, Thriller
Country: USA
Duration: 88 min
Plot tags: absurd, stylized, natural horror, exciting, tense, retro, suspense, dark, mockbuster, creepy
Similar in 89%
SharkMan (2005)
Plot Summary:
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.
IMDB Rating: 3.1
IMDB Votes: 2000
Genere: Action, Adventure, Comedy, Horror, Sci-Fi, Thriller
Country: Aruba, USA, Germany
Duration: 92 min
Plot tags: suspense, scary, rough, serious, natural horror, psychotronic
Similar in 82%
Raging Sharks (2005)
Plot Summary:
An oceanic observation station is in desperate trouble after a sudden shark attack wrecked the oxygen supply. The accompanying ship, a coast guard cruiser, and other ships in and around the Bermuda triangle are attacked as well. The US Navy sends a submarine to investigate, but soon they too are under attack.
IMDB Rating: 2.7
IMDB Votes: 1000
Genere: Action, Adventure, Horror, Sci-Fi, Thriller
Country: USA, Bulgaria
Duration: 92 min
Plot tags: serious, suspenseful, scary, exciting, natural horror, suspense, psychotronic, campy
Similar in 76%
Shark Hunter (2001)
Plot Summary:
The Megalodon shark. A prehistoric killing machine 60 feet long, flashing 200 pounds of teeth and weighing over 20 tons. It's the deadliest predator the world has ever seen. The scientists say it's been extinct for more than 10,000 years. The scientists are wrong. In the darkness of the deep, an underwater research station has been viciously destroyed. Now a tough team of daring divers led by Spencer Northcutt [Antonio Sabato Jr. "Melrose Place"] is taking an experimental sub to war. It's killer instinct vs. sophisticated technology, deadly jaws vs. harpoon-tipped torpedoes, mega-shark vs. modern man is a thrilling extreme deep sea fight to the death.
IMDB Rating: 3.2
IMDB Votes: 1000
Genere: Action, Adventure, Horror, Sci-Fi, Thriller
Country: USA
Duration: 94 min
Plot tags: rough, serious, suspenseful, suspense, scary, fast, psychotronic
Similar in 77%
Megalodon (2002)
Plot Summary:
Megalodon is a 2002 American shark film. It takes place out on a deep sea oil rig.
IMDB Rating: 2.9
IMDB Votes: 2000
Genere: Action, Adventure, Horror, Sci-Fi, Thriller
Country: USA
Duration: 90 min
Plot tags: suspenseful, bleak, serious, natural horror, suspense
Similar in 80%
Sharktopus (2010)
Plot Summary:
The U.S. Navy's special group "Blue Water" builds a half-shark, half-octopus for combat. But the sharktopus escapes and terrorizes the beaches of Puerto Vallarta.
IMDB Rating: 3.2
IMDB Votes: 9000
Genere: Action, Adventure, Comedy, Horror, Sci-Fi, Thriller
Country: USA
Duration: 89 min
Plot tags: semi serious, scary, suspense, absurd, natural horror, retro, mockbuster, horror comedy, cult classic, hilarious
Similar in 87%
The Rig (2010)
Plot Summary:
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.
IMDB Rating: 3.2
IMDB Votes: 2000
Genere: Action, Adventure, Horror, Sci-Fi, Thriller
Country: USA
Duration: 94 min
Plot tags: scary, suspenseful, rough, psychotronic, natural horror, independent film, exciting, serious
Similar in 85%
Octopus (2000)
Plot Summary:
During the Cuban missile crisis in 1962, a Russian submarine strays into American waters. On board is a nuclear cargo destined for Castro. The Americans attack and destroy the sub. 38 years later US submarine Roosevelt is in the same waters. An unknown object attacks and disables the sub with devastating force and drags the vessel to the bottom of the ocean. What lies on the ocean bed beggars belief: dozens of wrecks, among them the sub destroyed 38 years ago. Whatever was on board has fed a creature of unbelievable size and strength! The only way out is the emergency submersible and a passing cruise ship. Above or below the water, there is no escape from the monster mutant octopus with a nuclear diet.
IMDB Rating: 3.1
IMDB Votes: 2000
Genere: Action, Adventure, Horror, Sci-Fi, Thriller
Country: USA, Bulgaria
Duration: 100 min
Plot tags: exciting, suspenseful, scary, rough, natural horror, suspense, serious, psychotronic, independent film
Similar in 78%
Jaws 2 (1978)
Plot Summary:
Police chief Brody must protect the citizens of Amity after a second monstrous shark begins terrorizing the waters.
IMDB Rating: 5.8
IMDB Votes: 83000
Genere: Adventure, Horror, Thriller
Country: USA
Duration: 116 min
Plot tags: suspense, scary, natural horror, slasher, suspenseful, bloody, gothic horror, splatter, detective, cult classic
Similar in 82%
Octopus II (2001)
Plot Summary:
Dead bodies are being found in New York harbor. The police have no clues nor suspects until Nick and his colleague realize the killer is a giant octopus. Everybody, especially the police captain, refuses to believe Nick's story, and soon the harbor will be filled with boats for the 4th of July celebrations.
IMDB Rating: 3.0
IMDB Votes: 1000
Genere: Action, Adventure, Horror, Sci-Fi, Thriller
Country: USA, Bulgaria
Duration: 91 min
Plot tags: semi serious, scary, natural horror, captivating, suspense, psychotronic, campy
Similar in 78%
Deep Rising (1998)
Plot Summary:
A group of heavily armed hijackers board a luxury ocean liner in the South Pacific Ocean to loot it, only to do battle with a series of large-sized, tentacled, man-eating sea creatures who have taken over the ship first.
IMDB Rating: 6.1
IMDB Votes: 40000
Genere: Action, Adventure, Horror, Sci-Fi
Country: USA, Canada
Duration: 106 min
Plot tags: scary, suspense, suspenseful, futuristic, nautical, horror comedy, perverse, cult horror, natural horror, exciting
Similar in 85%
Jaws (1975)
Plot Summary:
An insatiable great white shark terrorizes the townspeople of Amity Island, The police chief, an oceanographer and a grizzled shark hunter seek to destroy the bloodthirsty beast.
IMDB Rating: 8.1
IMDB Votes: 647000
Genere: Adventure, Mystery, Thriller
Country: USA
Duration: 124 min
Plot tags: scary, suspense, tense, suspenseful, natural horror, entertaining, creepy, classic horror, rough, exciting
Similar in 85%
Orca (1977)
Plot Summary:
After witnessing the killing of his mate and offspring at Captain Nolan's hands, a vengeful killer whale goes on a rampage in the fisherman's Newfoundland harbor. Under pressure from the villagers, Nolan, Rachel and Umilak sail after the great beast, who will meet them on its own turf.
IMDB Rating: 5.7
IMDB Votes: 13000
Genere: Adventure, Drama, Horror, Thriller
Country: USA, Netherlands, Italy, Canada
Duration: 92 min
Plot tags: suspense, serious, suspenseful, natural horror, scary, independent film, grindhouse, depressing, gothic horror, nautical