Mega Shark vs. Giant Octopus

As a result of nuclear testing, gigantic, ferocious mutant ants appear in the American desert southwest, and a father-daughter team of entomologists join forces with the state police officer who first discovers their existence, an FBI agent and, eventually, the US Army to eradicate the menace, before it spreads across the continent — and the world.

The finale to the Bull Shark trilogy as a family of Bull Sharks faces off against a small Texas lake community.

Yuuta Hibiki wakes up in the room of Rikka Takarada and notices two things: he has no memories, and he can hear a mysterious voice calling his name from a nearby room. On further inspection, he finds a robot—which introduces itself as Hyper Agent Gridman—behind the screen of an old computer. Much to Yuuta's surprise, Rikka cannot hear Gridman, nor can she see the ominous monsters looming over a thick fog as it envelopes the town outside. Another giant monster materializes in the city and proceeds to wreak havoc. Amidst the confusion, Yuuta is once again drawn to the old computer and merges with Gridman. Suddenly, he appears in the middle of the battle and is forced to fight the monster. Together with Rikka and fellow classmate Shou Utsumi, Yuuta forms the "Gridman Alliance" to defeat the monsters plaguing the city and find whoever is responsible for their emergence.

High schooler Yomogi comes across Gauma, a strange drifter claiming to be a Kaiju User. Soon after, a Kaiju attacks, and Gauma summons the giant robot Dynazenon to fight it. Yomogi, his classmate Yume, and local NEET Koyomi are caught in the chaos and join as copilots. Together, they form the Gauma Team. But Kaiju Eugenicists, a secret society of teens with special powers, stand in their way.

A rogue scientist near a small desert town arouses the suspicion of the town's doctor when his lab assistant is found dead from a case of acromegaly, which took only four days to develop. As the doctor investigates, aided by the scientist's new female assistant, they discover that something is devouring local cattle and humans in increasingly large quantities.

A weekend cruise on a luxurious party yacht goes horribly wrong for a group of old high-school friends when they get stuck in the water many miles from shore and a happy reunion turns into a fight for survival.

A prehistoric shark (named in the books "megalodon") lurks Mallorca, killing a couple of individuals. A professional diver begins the hunt.

Sharks attack a fish rodeo on the Mississippi River, and it is up to a group of locals to stop them.

When history’s greatest aquatic predator returns, the armada of modern warships sent to destroy it has no chance at all.

Everyone always knew that Max had a wild imagination, but no one believed that his wildest creations -- a boy raised by watchful great white sharks and a girl with the force of a volcano -- were real. Now, these two pint-sized action masters will show Max that even an ordinary kid has what it takes to be extraordinary.

JSDF pilot Akane has a fateful encounter when a new Godzilla emerges in Tateyama. As a countermeasure, a cyborg named Kiryu is constructed from the remains of the original. The machine is discovered to harbor the restless soul of the original monster as Akane must learn to find value in her own life as well.

After the events of Ultra Galaxy Fight: The Destined Crossroad, Ultraman Regulos, together with a team of other Ultras, search for Ultraman Ribut and Sora through the galaxy.

An American scientist up to no good (as usual) by creating the half-pterodactyl, half-barracuda: Pteracuda. When the creature inevitably escapes, it's up to Sharktopus to stop him.

A giant octopus, whose feeding habits have been affected by radiation from H-Bomb tests, rises from the Mindanao Deep to terrorize the California Coast.

Searching for the lost world of Atlantis, Prof. Aitken, his son Charles and Greg Collinson are betrayed by the crew of their expedition's ship, attracted by the fabulous treasures of Atlantis. The diving bell disabled, a deep sea monster attacks the boat. They are all dragged to the bottom of the sea where they meet the inhabitants of the lost continent, an advanced alien race that makes sailors their slaves.

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

In a certain biological research institute in the Pacific, a breakthrough was made in the latest fish accelerated reproduction

When shark conservationist Dr. Misty Calhoun is invited to consult on a top-secret project run by pharmaceutical billionaire Carl Durant, she is shocked to learn that the company is using unpredictable and highly aggressive bull sharks as its test subjects, which soon break loose and cause havoc.

Cooky Scientist creates mushrooms that make her travel through time and space

Disaster seems imminent when scientists discover that the planet Mongo is about to crash into Earth. Luckily, heroic young Flash Gordon is on hand to lead an investigative mission into outer space and onto the speedily approaching planet. There, he and his best girl, Dale, who is along for the ride, learn that Ming, the devious ruler of Mongo, has purposely put the planet on a collision course with Earth, and only Flash can stop him.