Best movies like Poseidon Rex
Last updated March 2024
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Plot Summary:
Jackson Slate, famous treasure hunter, is out to find the legendary Lost Gold Of Cortez in the open waters off a secluded island in the Caribbean Sea. Using dynamite to blast his way through centuries of silt, new chasms are created reaching miles below the ancient ocean floor. From here, an ancient evil is released, that quickly, savagely, and without warning, destroys Jackson s boat and kills his crew. The sole survivor of the carnage, Jackson teams up with marine biologist, Sarah, to venture back to the site and investigate the horrific events. They extract an egg from the darkest depths of the ocean and take it back to the lab to investigate. But when it hatches, they realise they have awaken a deadly prehistoric monster, the P-Rex, which will stop at nothing until the entire island is destroyed.
IMDB Rating: 2.7
IMDB Votes: 2000
Genere: Action, Adventure, Comedy, Fantasy, Horror, Sci-Fi, Thriller
Country: USA
Duration: 81 min
Plot tags: scary, exciting, suspense, rough, natural horror, serious, campy
Best tv shows and movies like Poseidon Rex (2013):
Similar in 81%
Warbirds (2008)
Plot Summary:
In the midst of World War 2, a OSS officer leads a group of female pilots on a mission to deliver a secret weapon, only to crash land on an island in the Pacific after an encounter with a deadly storm. On the island, they must not only contend with a small band of Japanese soldiers but the native inhabitants of the island as well - vicious prehistoric Pterodons.
IMDB Rating: 3.1
IMDB Votes: 991
Genere: Action, Adventure, Comedy, Fantasy, Horror, Mystery, Sci-Fi, Thriller, War
Country: USA
Duration: 85 min
Plot tags: serious, suspenseful, exciting, tense, captivating
Similar in 76%
Dragon Wasps (2012)
Plot Summary:
A scientist enlists the help of the US army to investigate the mysterious disappearance of her father, deep in the Belizean jungle. Caught in the crossfire between a brutal guerrilla army controlled by a mystical warlord, they are also confronted by an even bigger terror giant mutated wasps that are, for some reason, thirsty for blood.
IMDB Rating: 3.1
IMDB Votes: 1000
Genere: Action, Adventure, Comedy, Fantasy, Horror, Sci-Fi, Thriller
Country: USA
Duration: 80 min
Plot tags: rough, suspenseful, exciting, serious, mockbuster, natural horror, independent film, campy
Similar in 79%
Gargantua (1998)
Plot Summary:
Marine biologist Jack Ellway and his son Brandon are drawn to the Polynesian island of Malau to study the effects of recent seismic activity on the area's marine life. Along with the local doctor Alyson Hart, they soon become caught up in the investigation of a series of recent drownings with unexpected results. As Jack explores the surrounding ocean for a mysterious marine creature, Brandon discovers and befriends a three-foot-long baby creature that is able to leave the ocean and walk on land. As more dangerous and giant creatures come onto the island, and the military begins to take offensive action, Jack must risk everything to save the creatures, the island and his son. Written by ADAM G. THOMAS.
IMDB Rating: 2.9
IMDB Votes: 1000
Genere: Action, Horror, Sci-Fi
Country: USA
Duration: 90 min
Plot tags: scary, rough, serious, disaster movie
Similar in 86%
Piranhaconda (2012)
Plot Summary:
A hybrid creature - half piranha and half anaconda -- attacks a low-budget horror movie crew on location near her nest when her egg is stolen. Now they must outrun and kill the deadly piranhaconda as well as stop the mad scientist who stole the egg - before they all become dinner.
IMDB Rating: 2.9
IMDB Votes: 4000
Genere: Action, Horror, Sci-Fi
Country: USA
Duration: 86 min
Plot tags: exciting, semi serious, rough, suspenseful, natural horror, sexy, slasher, grindhouse, mockbuster, surprise ending
Similar in 88%
Camel Spiders (2011)
Plot Summary:
Based on actual creatures that for years have tormented our armed forces in the Middle East, these creatures have now invaded the southwestern deserts of the United States. The Camel Spiders now freely hunt for prey, unafraid of any predator - including man. No place is safe no one is beyond their paralyzing sting. In the end, a small band of hearty fighters are forced to make one last stand against the creatures.
IMDB Rating: 2.5
IMDB Votes: 2000
Genere: Action, Adventure, Comedy, Horror, Sci-Fi, Thriller
Country: USA
Duration: 79 min
Plot tags: rough, serious, suspense, natural horror, independent film, fast, surprise ending, psychotronic, scary
Similar in 88%
Kraken: Tentacles of the Deep (2006)
Plot Summary:
Thirty years ago, Ray Reiter witnessed the brutal death of his parents at sea by a strange, octopus-like creature. Now determined to exact revenge, he joins archaeologist Nicole on a perilous high-seas expedition to find a legendary Greek Opal - said to be guarded by the very beast that murdered his family. As they come face to face with the killer Kraken, they must also battle a ruthless crime lord, who will stop at nothing to seize the coveted treasure for himself.
IMDB Rating: 3.6
IMDB Votes: 1000
Genere: Action, Adventure, Comedy, Fantasy, Horror, Sci-Fi, Thriller
Country: Canada
Duration: 88 min
Plot tags: scary, suspenseful, natural horror, exciting, captivating, tense, suspense, serious, independent film, computer animated
Similar in 81%
Amphibious Creature of the Deep (2010)
Plot Summary:
Marine biologist Skylar Shane hires an expat charter boat captain, Jack Bowman, to help her find prehistoric life form samples in the north Sumatran Sea. During the expedition, they run into some of Jack's 'friends', a gang of smugglers headquartered on a fishing platform in the middle of the sea. Tamal, an orphan sold into servitude on the fishing platform by his uncle, a 'Dukun' (sorcerer and master of black magic) shaman, begs Skylar to take him away. She empathizes with the boy, who reminds her of her lost daughter, Rebecca, and is determined to help him, not knowing what lurks beneath the dark inky water, waiting to surface. Ever since Tamal arrived, mysterious things begin to happen, until one by one the smugglers will be killed by the terrifying creature from the deep. In the middle of an eerie, violent storm, the animus inside Tamal grows stronger, calling for the ancient creature of his nightmares.
IMDB Rating: 3.4
IMDB Votes: 1000
Genere: Action, Adventure, Comedy, Fantasy, Horror, Sci-Fi, Thriller
Country: Netherlands, Indonesia, UK
Duration: 86 min
Plot tags: scary, serious, mysterious, exciting, tense, natural horror, mystic, independent film, surprise ending, psychotronic
Similar in 87%
Beyond Loch Ness (2008)
Plot Summary:
James Murphey is a rugged cryptozoologist, who thirty years earlier, during a trip to Loch Ness, Scotland, had a fatal encounter with the fabled "Nessie" creature that killed his father, and left James with deep facial scar. Twenty years later, James is hunting for Nessie, when his search leads him to the sleepy town of Pike Island, Ashburn, on Lake Superior. Hiring Josh Riley as his guide, James and Josh bond over their mutual scientific interests and deceased fathers, while James tries to convince Josh's mother, Sheriff Karen Riley, that the 60-foot plesiosaur is killing and breeding.
IMDB Rating: 4.0
IMDB Votes: 2000
Genere: Action, Adventure, Comedy, Fantasy, Horror, Mystery, Sci-Fi, Thriller
Country: Canada
Duration: 91 min
Plot tags: suspense, rough, suspenseful, scary, mythical, splatter, serious, psychotronic, disaster movie
Similar in 86%
Snow Shark: Ancient Snow Beast (2011)
Plot Summary:
12 years ago during a scientific expedition 3 animal biologists stumbled upon a great discovery that ended in tragedy. Whatever killed them has awoken and now the legend of the Ancient Snow Beast could prove to be more than just a legend.
IMDB Rating: 1.9
IMDB Votes: 650
Genere: Action, Adventure, Comedy, Horror, Sci-Fi, Thriller
Country: USA
Duration: 79 min
Plot tags: scary, humorous, suspense, suspenseful, natural horror, serious, psychotronic
Similar in 79%
Komodo (1999)
Plot Summary:
During the 70's, some Komodo Dragon eggs were dumped on an North Carolina island. Somehow, the baby Komodos survived, and twenty years later they have grown up and taken over the island for themselves. Young Patrick has lost his parents and his dog to the lizards, but didn't see them himself, which has left him traumatized. Now, with his therapist Victoria, they return to confront his fears.
IMDB Rating: 4.2
IMDB Votes: 4000
Genere: Adventure, Horror, Sci-Fi, Thriller
Country: Australia, USA
Duration: 90 min
Plot tags: serious, exciting, rough, scary, natural horror, suspenseful, psychotronic, cult film
Similar in 76%
Sand Sharks (2012)
Plot Summary:
Just when you thought it was safe to go back to the beach, it appears that our large fishy friends have found a way to chomp on you when you're chilling out on the sand too!.
IMDB Rating: 2.6
IMDB Votes: 5000
Genere: Action, Adventure, Comedy, Horror, Sci-Fi, Thriller
Country: USA
Duration: 91 min
Plot tags: scary, semi serious, suspense, tense, natural horror, exciting, captivating, psychotronic, retro, mockbuster
Similar in 90%
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 84%
Crocodile 2: Death Swamp (2002)
Plot Summary:
After a bank robbery, four criminals escape to Mexico, but a storm causes an accident which takes down the plane where several die in the crash. The criminals take it into their own hands to continue when one survivor is attacked and eaten by a crocodile. The criminals kill it, but from then on the mother Crocodile is on a killing spree with a goal to kill each survivor. But that is not the only worry, because they're trapped within it's world, and if it doesn't kill them, the criminals will.
IMDB Rating: 3.7
IMDB Votes: 2000
Genere: Action, Adventure, Horror, Thriller
Country: USA
Duration: 93 min
Plot tags: serious, scary, rough, suspenseful, exciting, natural horror, slasher, independent film, realistic, psychotronic
Similar in 87%
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 80%
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 77%
Supergator (2006)
Plot Summary:
No overview found.
IMDB Rating: 3.0
IMDB Votes: 990
Genere: Action, Adventure, Comedy, Horror, Sci-Fi, Thriller
Country: USA, Japan
Duration: 87 min
Plot tags: exciting, suspenseful, scary, tense, natural horror, psychological, rough, serious, realistic, fast
Similar in 75%
Beneath Loch Ness (2001)
Plot Summary:
A scientific expedition to Loch Ness runs into trouble when the group leader is killed in a mysterious diving accident. Soon after, when the unorthodox Professor Howell shows up to take over as leader of the group, more strange incidents and attacks start to occur. While Howell and TV producer Elizabeth Borden are busy investigating the source of the attacks, the body of an enormous sea creature washes up on the lake's shore.
IMDB Rating: 3.2
IMDB Votes: 1000
Genere: Action, Adventure, Fantasy, Horror, Mystery, Sci-Fi, Thriller
Country: USA
Duration: 96 min
Plot tags: scary, exciting, serious, suspenseful, suspense, dark, hilarious
Similar in 81%
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 79%
Triassic Attack (2010)
Plot Summary:
A Native American owner of a kitschy roadside museum accidentally brings to life three dinosaur fossils. Now really annoyed, the giant dinos wreak havoc on the small town and the local university.
IMDB Rating: 3.1
IMDB Votes: 1000
Genere: Action, Adventure, Comedy, Fantasy, Horror, Sci-Fi, Thriller
Country: USA
Duration: 84 min
Plot tags: exciting, serious, suspenseful, scary, natural horror, fast
Similar in 84%
Dinocroc vs. Supergator (2010)
Plot Summary:
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.
IMDB Rating: 3.2
IMDB Votes: 2000
Genere: Action, Adventure, Comedy, Horror, Sci-Fi, Thriller
Country: USA, Japan
Duration: 87 min
Plot tags: exciting, rough, serious, suspenseful, scary, natural horror, mockbuster, fast, computer animated, psychotronic
Similar in 84%
Jurassic Attack (2013)
Plot Summary:
While returning from a military expedition a helicopter crash lands a commando unit in a dense, remote tropical jungle – a lost world populated by dinosaurs. Now they must find a way out of this isolated valley before becoming prey for prehistoric predators.
IMDB Rating: 2.4
IMDB Votes: 1000
Genere: Action, Adventure, Comedy, Fantasy, Horror, Sci-Fi, Thriller
Country: USA
Duration: 83 min
Plot tags: exciting, captivating, suspense, suspenseful
Similar in 81%
Super Shark (2011)
Plot Summary:
An offshore drilling accident triggers the release of a giant prehistoric shark. When marine biologist Kat Carmichael arrives, she runs up against corporate front man Roger Wade, who plots with Stewart to disrupt her investigation. With the help of Skipper Chuck and disc jockey Dynamite Stevens, Kat tries to find a way to defeat the monster which has evolved to a state where it can walk on dry land and fly...it's the SUPER SHARK!.
IMDB Rating: 2.5
IMDB Votes: 2000
Genere: Action, Adventure, Comedy, Horror, Sci-Fi, Thriller
Country: USA
Duration: 87 min
Plot tags: not serious, humorous, psychotronic, mockbuster, natural horror, weird, campy
Similar in 90%
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%
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 82%
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 75%
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 87%
Beast of the Bering Sea (2013)
Plot Summary:
Sea vampires terrorize a small community.
IMDB Rating: 3.0
IMDB Votes: 728
Genere: Action, Adventure, Comedy, Horror, Sci-Fi, Thriller
Country: USA
Duration: 86 min
Plot tags: serious, suspenseful, scary, captivating, mockbuster
Similar in 80%
Raptor Island (2004)
Plot Summary:
A team of terrorist-fighting Naval officers in the South China Sea finds their struggle against the enemy taking a backseat to the fight of their lives when an horde of creatures thought to be extinct for millions of years descend upon them in an action-packed tale of man-versus-monster starring Steven Bauer and Lorenzo Lamas.
IMDB Rating: 2.5
IMDB Votes: 1000
Genere: Action, Adventure, Horror, Sci-Fi, Thriller
Country: USA
Duration: 89 min
Plot tags: rough, serious, suspenseful, scary, natural horror, tense, suspense, dark, fast, psychotronic
Similar in 77%
The Dinosaur Project (2012)
Plot Summary:
Found footage of an expedition into the Congo jungle where a team of explorers stumbles upon a colony of Dinosaurs.
IMDB Rating: 4.6
IMDB Votes: 6000
Genere: Action, Adventure, Drama, Horror, Sci-Fi, Thriller
Country: UK
Duration: 83 min
Plot tags: exciting, serious, suspenseful, mockumentary, disgusting, natural horror, independent film, psychotronic, fake documentary
Similar in 89%
Silent Venom (2009)
Plot Summary:
The only thing more terrifying than Snakes on a Plane is "Snakes on a Submarine," and that's exactly what we get in this claustrophobic, sub-aquatic thriller starring Luke Perry. Lieutenant Commander O'Neill (Perry) was piloting a retired submarine to its final port when Admiral Wallace (Tom Berenger) diverted the crew for one last mission: rescue an imperiled army research team before they meet a watery death. In order to reach the researchers and their top secret cargo while avoiding detection by a hostile enemy fleet, Lieutenant Commander O'Neill orders his crew to "run silent" in the depths. That silence is soon broken, however, when the cargo proves to be two genetically altered leviathans. Now, far beneath the ocean floor, a new kind of predator emerges to prove just how vulnerable man truly is when there's nowhere left to run.
IMDB Rating: 3.2
IMDB Votes: 1000
Genere: Action, Adventure, Comedy, Horror, Sci-Fi, Thriller
Country: USA
Duration: 84 min
Plot tags: scary, serious, suspenseful, exciting, suspense, fast, natural horror, ridiculous