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.
After chomping through the fish population, thousands of starved lampreys begin attacking the citizens of a sleepy lake town, and the community scrambles to stay alive.
When a young couple goes to a remote wooded lake for a romantic getaway, their quiet weekend is shattered by an aggressive group of local kids. Rowdiness quickly turns to rage as the teens terrorize the couple in unimaginable ways, and a weekend outing becomes a bloody battle for survival.
An idyllic summer turns into a nightmare of unspeakable terror for yet another group of naïve counselors. Ignoring Camp Crystal Lake's bloody legacy, one by one they fall victim to the maniacal Jason, who stalks them at every turn...
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!
When athletic teen Mari Collingwood opts to hang out with her friend Paige in town rather than spend an evening in with her parents vacationing at the family's remote lake house, it marks the beginning of a night no one is going to forget.
Two psychotic young men take a mother, father, and son hostage in their vacation cabin and force them to play sadistic "games" with one another for their own amusement.
Black Lake is now a crocodile sanctuary, surrounded by an electric fence. When the fence is left open, a high-school bus unknowingly enters the park. It's up to Reba and the Sheriff to save the kids from becoming crocodile food.
When Claire Spencer starts hearing ghostly voices and seeing spooky images, she wonders if an otherworldly spirit is trying to contact her. All the while, her husband tries to reassure her by telling her it's all in her head. But as Claire investigates, she discovers that the man she loves might know more than he's letting on.
Liberty, a socially awkward 16-year-old, returns from two months at camp to a blindsided introduction of her mother’s fiancé, John Smith, whose charm, intelligence, and beauty paint the picture of a man too perfect to be human.
In the heat of the summer lays a lonesome house in the countryside where nine year old twin brothers await their mother’s return. When she comes home, bandaged after cosmetic surgery, nothing is like before and the children start to doubt whether this woman is actually who she says she is.
Three sisters and a group of their friends take a trip to the home of the recently deceased grandfather -- who died a particularly grisly death -- to learn more about the promise of an inheritance, only to encounter a family of psychos who have taken up residence in the old man's cabin.
Four friends travel to a lakeside cabin for a carefree weekend, but the fun turns into a nightmare when 3 of them end up locked in a hot sauna. Every minute counts and every degree matters as they fight for their lives in the heat up to 247°F.
A group of young explorers discover a secret area hidden from all maps and GPS devices. When they reach the center of the lake, they discover an abandoned facility that houses one of the largest, and deadliest apex-predators known to man.
When Nina and her high school friends receive eerie text messages declaring that they will all die within three days, they dismiss it as a hokey prank - until one by one, the pals start turning up dead in the alpine countryside. With the cops stymied, Nina and her remaining friends must scour their past for clues to identify the madman before he kills them all.
Young newlyweds Paul and Bea travel to a remote lake cottage for their honeymoon, where the promise of private romance awaits them. Shortly after arriving, Paul finds Bea wandering and disoriented in the middle of the night.
Spirit Lake is unusually deep. No diver has ever managed to find the bottom. When Dr. Amelia Brooks disappears during a deep-water dive, her three daughters travel home. They find themselves unable to let go and become drawn into the mysteries of the lake.
Four teenage girls go on a diving adventure to explore a submerged Mayan city. Once inside, their rush of excitement turns into a jolt of terror as they discover the sunken ruins are a hunting ground for deadly great white sharks. With their air supply steadily dwindling, the friends must navigate the underwater labyrinth of claustrophobic caves and eerie tunnels in search of a way out of their watery hell.
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.
When scientists exploring the Amazon River stumble on a “missing link” connecting humans and fish, they plan to capture it for later study. But the Creature has plans of his own, and has set his sights on the lead scientist's beautiful fiancée, Kay.
The crew of an experimental underwater nuclear base are forced to struggle for their lives when their explorations disturb a creature who threatens to destroy their base.
In Sector 7, an underwater oil field located south of Jeju Island, Hae-jun is working as a marine equipment manager on an oil prospecting ship called Eclipse. Joining the crew later is Jeong-man, a former colleague of Hae-jun's father, assigned to Eclipse as captain. Though his job is to oversee the withdrawal of the ship, he suggests conducting some drilling one last time.
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.