An expedition in the South Pacific lands on a tropical island where the natives worship the mysterious deity Gappa. An earthquake opens up an underground cavern and a baby reptile is discovered inside. The natives warn the foreigners to leave the hatching alone, but they don't listen and take it back to a zoo in Japan. Soon after, moma and papa Gappa start smashing Tokyo looking for their kidnapped child.
A giant scorpion attacks a girl!
The first manned flight to Mars returns after having been out of communications since it had arrived on Mars. What would it reveal?
When a rare species of butterfly is found in a mysterious valley in Japan, a pair of entomologists go to investigate and find more. They discover Varan, a giant monster, who decides to leave the valley and head straight for Tokyo.
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.
Ethan learns he carries the spirit of a warrior who battled dragons in 16th-century Korea -- and one day he'll find a tattooed girl carrying the spirit of that warrior's beloved. Years later, he meets Sarah and dragons soon descend on Los Angeles seeking out the two souls of the ancient lovers.
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.
Two strangers find themselves trapped underground when the city is attacked by a monstrous threat. Badly injured with limited resources they must navigate a treacherous, narrowing tunnel in hopes of finding an exit.
A dangerous horde of venomous snakes together with a giant boa escapes from a leather factory. Meanwhile, at a local girl's school, everyone is preparing for a graduation. However, it is suddenly stopped, after snakes attack schoolgirls. Will they escape and survive the monster's attack?
After an earthquake destroys their underwater station, six researchers must navigate two miles along the dangerous, unknown depths of the ocean floor to make it to safety in a race against time.
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.
A beast terrorizes a modern housing development in a small mountain town. The attacks lead to the town’s new sheriff fighting for her daughter’s life.
During an assignment, foreign correspondent Steve Martin spends a layover in Tokyo and is caught amid the rampage of an unstoppable prehistoric monster the Japanese call 'Godzilla'. The only hope for both Japan and the world lies on a secret weapon, which may prove more destructive than the monster itself.
Mining engineer Shigeru investigates the disappearance and death of his fellow coworkers when prehistoric nymphs are discovered emerging from the mines. After an attack on the local village, Shigeru heads deeper into the mines only to make a more horrifying discovery in the form a prehistoric flying creature. Soon a second monster appears as the two converge in Fukuoka.
The California coast is terrorized by two enormous prehistoric sea creatures as they battle each other for supremacy of the sea.
A group of teens journey to a remote cabin in the woods where their fate is unknowingly controlled by technicians as part of a worldwide conspiracy where all horror movie clichés are revealed to be part of an elaborate sacrifice ritual.
A portion of the tail of a prehistoric reptile is discovered in Denmark. It regenerates into the entire reptile, which proceeds to destroy buildings and property and generally make a nuisance of itself. It can fly, swim, and walk, and has impenetrable scales, which makes it difficult to kill.
A nuclear explosion in the far north unleashes Gamera, the legendary flying turtle, from his sleep under the ice. In his search for energy, Gamera wreaks havoc over the entire world, and it's up to the scientists, assisted by a young boy with a strange sympathic link to the monster, to put a stop to Gamera's rampage.
A group of female inmates wanting to shorten their prison sentences take part in a hellish game of cat and mouse with a giant mutated snake.
Inspired by legendary folklore rooted in Arunachal Pradesh, Bhediya tells the story of Bhaskar, a man who gets bitten by a mythical wolf and begins to transform into the creature himself. As Bhaskar and his ragtag buddies try to find answers, he is worried that the monster in him will wipe out human existence in the local town.