20 best movies like Hydra (2009)

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.

During their search for a habitable planet the last living humans crash-land on a barren world, inhabited by bloodthirsty aliens and mysterious post-apocalyptic warriors.

Captain Martin Stone is leading a finely-trained, elite platoon of Allied soldiers as they attack an enemy bunker. Underestimating their enemy's strength, they are quickly beaten back into the forest. As they try to regroup, they are suddenly attacked by the same soldiers they had just killed a few minutes earlier. Forced to flee deeper into Russian territory, they discover one of war's most terrifying secrets and realize they have woken up a far more deadlier enemy.

In the quiet waters of the Mississippi, body parts are being discovered. No one knows what is behind it all, until a huge man eating bull shark turns up. This bull shark is different, as it can breath in fresh water, making a deadly encounter between anyone who comes before it. John Sanders must now try and reach the surface, with his ex-wife and whilst being held hostage.

When zombies overrun San Francisco, a desperate group survives by locking themselves inside Alcatraz Prison. When the undead breach the island, our heros are forced to return to the mainland overrun with the undead.

When most of the population of Earth is infected by a virus and transformed into flesh eaters and blood drinking creatures, a group of hunters lead by Tao and his sword chase the vampire zombies to eliminate them. Six non-infected survivors try to find the exit of an abandoned hospital crowded of the infected creatures. Meanwhile, the military is ready to bomb the whole area.

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.

A fanatical animal rights activist releases giant pythons into the Everglades, believing the wild animals should be set free. When they start decimating the native animal population, an over-zealous park ranger feeds experimental steroids to wild alligators so they can fight back. The giant pythons and gargantuan alligators go on a killing spree, and it is now left up to the two feuding women to put aside their differences to put a stop to the creatures and the destruction.

Our hero, Cooper, awakes to find himself nauseous, weak and covered in webbing, hanging from the ceiling of an office where, just minutes ago, he started his new job. As he struggles out of his slimy prison he comes face to face with his opponent - a grotesque, powerful and very angry bug. All 3 ft of it. And so begins a hideous, nail-biting, comedic, all-action adventure to find a safe haven while constantly outwitting an infestation of monstrous proportions. As Cooper embarks on his journey, he befriends a ragtag group of survivors including the feisty, determined Sara. Will they make it to safety before they are picked off one by one? And what other surprises are in store for our group of unlikely heroes?

Following a deadly viral outbreak, private military soldier Max Gatling leads a handful of survivors and a ragtag band of robots against an army of the infected.

A team of climbers is assembled by a rich and eccentric man to rescue a missing expedition he sent up to a forbidden mountain who disappeared after sending out one last disturbing radio message.

When the body of a man is found completely destroyed in the swamps in Louisiana, the medical investigator Sam Rivers is assigned to investigate the murder. He travels with the biologist Mary Callahan to the location where the victim lived in a floating house and he meets his family and friends. They find that Chinese snake-heads genetically engineered that belong to a wealthy hunter are attacking and killing the locals. While the group fights to survive, the hunter Jeff arrives with his team to hunt the predators.

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.

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

When the first manned flight to Venus returns to Earth, the rocket crash-lands in the Mediterranean near a small Italian fishing village. The locals manage to save one of the astronauts Colonel Calder, the mission commander. A young boy also recovers what turns out to be a specimen of an alien creature. Growing at a fantastic rate, it manages to escape and eventually threatens the city of Rome.

It is 2020 and the impending apocalypse is inevitable. Due to a rapidly growing Black Hole headed straight for the sun, Earth begins to fall into darkness, waves rise above Los Angeles, Paris is rocked by extreme earthquakes and Japan is crumbling. Governments around the world race to build massive space arks for the lucky few who will escape Earth's tragic fate, though billions of people will be left behind. At the same time in the ruins of a Mayan temple a solution is discovered: 12 ancient skulls, that when brought together can stop the destruction. A team of scientists set out to find the hidden skulls and rescue mankind from imminent destruction.

Beowulf is a wanderer who learns about a man-eating creature called Grendel, which comes in the night to devour warriors trapped at the Outpost. The Outpost is ruled by Hrothgar. He has a daughter, whose husband may have been murdered by the Outpost's master of arms.

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...

When a nun broke her covenant with God to save the life of her unborn son, Aman, he was cursed for life. As an adult, Aman has killed those who have crossed him. But his curse brings his victims back to life and they pursue him for revenge, so Aman enlists a young gunman to fight by his side against his undead victims.

A man-cub named Mowgli fostered by wolves. After a threat from the tiger Shere Khan, Mowgli is forced to flee the jungle, by which he embarks on a journey of self discovery with the help of the panther, Bagheera and the free-spirited bear, Baloo.

An expedition led by adventurer Darren McCall and funded by the wealthy Harry Vargas braves the impenetrable jungle to retrieve a fabled bejeweled dagger from an ancient burial ground. But pulling the dagger from its rightful resting place awakens the long-dormant plant creature - part plant, part animal, and all bloodthirsty -- and sends it on a feeding frenzy from which there seems scant hope of survival or escape...

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.

After Air Force One goes down during a storm over the Bermuda Triangle, the United States Navy is dispatched to find the escape pod holding the President. A giant monster beneath the ocean awakens and attacks the fleet.

Two full-length feature horror movies written by Quentin Tarantino and Robert Rodriguez put together as a two-film feature. Including fake movie trailers in between both movies.

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.

A nine year old boy named Joey, who after the tragic death of his father, begins to experience psychic powers such as allowing him to move inanimate objects with his mind, set things on fire, and even communicate with his dead father. However, not everything is good for Joey as his newly gained powers accidentally awake an evil supernatural force that is contained inside the body of an old ventriloquist's dummy that Joey found in an abandoned house. The supernatural Dummy shows similar powers to Joey's, and soon he puts the lives of everyone near Joey in danger as the evil Dummy has dark plans for Joey's special powers.

A young man who arrives at a remote island finds himself trapped in a battle for his life.

Lovely and resourceful Daria and Tisa escape a space gulag only to crash land on a nearby world where a guy in tight pants named Zed is playing The Most Dangerous Game. Zed turns the girls and another guest loose in his jungle preserve to serve as the prey in a mad hunt. Armed only with knives and their wits, the girls must battle their way across the jungle to a hidden arms cache before Zed catches and kills them.

A military vessel on the search for an unidentified submersible finds themselves face to face with a giant shark, forced to use only what they have on board to defend themselves from the monstrous beast.

A group of young people stuck in the small Texas town of Fossil Ridge have to fight for their lives against dinosaurs that have been reanimated by a local scientist.

From the immensely popular FIST OF THE NORTH STAR comic book series, comes a new hero. The fate of mankind rests with superhuman warrior Kenshiro who roams the wastelands of the future waging a battle against overwhelming evil. With the spiritual guidance of his dead father, Kenshiro fights to free his stolen love from the brutal tyrant Lord Shin. Through his struggle he must confront his destiny.

Based on the Korean legend, unknown creatures will return and devastate the planet. Reporter Ethan Kendrick is called in to investigate the matter...

A group of friends whose leisurely Mexican holiday takes a turn for the worse when they, along with a fellow tourist embark on a remote archaeological dig in the jungle, where something evil lives among the ruins

An adventure-loving couple convince their friends to explore a remote, uncharted cave system in the forests of Northern Australia. With a tropical storm approaching, they abseil into the mouth of the cave, but when the caves start to flood, tensions rise as oxygen levels fall and the friends find themselves trapped. Unknown to them, the storm has also brought in a pack of dangerous and hungry crocodiles.

Mason is a man down on his luck with nothing to lose when he's approached to lead a group of wealthy hunters on an expedition in the Pacific Northwest. But things get really twisted when Mason discovers the group isn't after wild animals -- they're after him.

Arachnid is a 2001 film directed by Jack Sholder. In this movie, giant killer spiders menace survivors of a plane crash.

Two women, aspiring documentary filmmakers, find themselves trapped in a monster-plagued Toyko in 2003.

Izo is an assassin in the service of a Tosa lord and Imperial supporter. After killing dozens of the Shogun's men, Izo is captured and crucified. Instead of being extinguished, his rage propels him through the space-time continuum to present-day Tokyo. Here Izo transforms himself into a new, improved killing machine.

A former pilot rebels against his creator, teaming up with the scientist responsible for android technology, her pet robot Spot, a rough-and-tumble riverboat guide, and a martial arts warrior.

A young twenty-something diver living in the Florida Keys discovers he has the power to breathe underwater.

Scientists discover a giant creature under the Earth that is wrapped around the entire planet. When the creature wakes all grumpy, it causes worldwide destruction.

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.

Though no one can see him, Hollow Face lurks in the corners, desperately desiring love but only knowing how to spread fear and hate. He creeps into the life of John Farrow after Farrow’s beloved 13-year-old daughter Mia is assaulted in their home. The line between the real and the imaginary blurs as fissures start to open within the family unit. It seems that no security measure can keep Hollow Face out.

Just in time for the joyous holiday season, this film connects the ancient Mayan prophecy of worldwide destruction at the end of 2012, and the iconic holiday song, The 12 Days of Christmas. But there is hope: a father learns that his daughter is really the "Chosen One" who, alone, can stop further catastrophe - if he can stave off the lunatic townspeople blaming her for the community's destruction.

16-year-old Cassie Sullivan tries to survive in a world devastated by the waves of an alien invasion that has already decimated the population and knocked mankind back to the Stone Age.

When a comet passes close to the earth, machines all over the world come alive and go on homicidal rampages. A group of people at a desolate truck stop are held hostage by a gang of homicidal 18-wheelers. The frightened people set out to defeat the killer machines ... or be killed by them.

When an oil company unwittingly unleashes a prehistoric shark from its icy prison, the Jurassic killer maroons a group of art thieves and a group of college students on an abandoned island

During Operation Iraqi Freedom, a US Army Squad is sent to a small Iraqi town to locate a missing news crew, only to find the residents of the town dead and a living weapon of mass destruction, a Manticore, awakened from its long slumber by a terrorist leader wanting to rid his land of the American invaders at any price.

A giant flesh-eating reptile takes the Arctic region by storm.

A dormant volcano deep with the Turkish forest holds within it a deadly secret. Perfectly preserved, a nest of pterodactyl eggs are ready to hatch...