太平洋製藥公司的宣傳部部長多胡，因為在電視台的「世界驚異系列」節目收視率不佳，為了拯救節目的收視率，派出探員櫻井及古江前往索羅門群島的法魯島去探訪該島的巨大魔神—金剛。另一方面，北極出現了一座發光的冰山，聯合國派出特勘隊搭乘核能潛艇前往探查，不料潛艇撞上了冰山，而冰山突然崩裂，原子大怪獸－哥吉拉出現，並且摧毀了潛艇使得潛艇上的人全數罹難。此後哥吉拉不但破壞了北極基地，更朝向日本接近。而多胡派出的探員櫻井和古江在法魯島已經找出金剛的行蹤，但卻差點成為島上土著人民的獵物，經過嚮導的交涉協調之下，酋長才勉為其難讓兩人留下。

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.

The California coast is terrorized by two enormous prehistoric sea creatures as they battle each other for supremacy of the sea.

過度執迷工作以致神經衰弱的保羅（Ezra Godden 飾）經常爲一個恐怖美人魚的噩夢所困擾，爲緩解壓力，他隨女友芭芭拉（Raquel Meroño 飾）以及好友豪爾（Brendan Price 飾）、維琪（Birgit Bofarull 飾）乘遊艇來到西班牙度假。在海上，他們聽到附近印波加小島傳來的神祕歌聲，隨後一場特大暴風雨襲來，遊艇觸礁，維琪受傷。保羅和女友乘救生筏前去小島求救，而留守的豪爾與維琪卻遭到不明生物的襲擊。保羅他們在島上見到身體怪異的居民，爲營救好友他們被迫分開，而噩夢就此開始……...

During WWII, Germans obtain the immortal heart of Frankenstein's monster and transport it to Japan to prevent it being seized by the Allies. Kept in a Hiroshima laboratory, it is seeming lost when the United States destroys the city with the atomic bomb. Years later a wild boy is discovered wandering the streets of the city alone, born of the immortal heart.

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.

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.

Dead bodies are being found in New York harbor. The police have no clues nor suspects until Nick and his colleague realize the killer is a giant octopus. Everybody, especially the police captain, refuses to believe Nick's story, and soon the harbor will be filled with boats for the 4th of July celebrations.

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...

Tentacolino, or "In Search for the Titanic" tells the story of the familiar characters Juan and Elizabeth, along with their mice friends Top Connors and Ronnie and their bring-along-dog Smile. After the five end up in a submarine accident, they’re taken to the wonderful lost city of Atlantis. There they discover a rebellion of rats who want to break free from the city and take over the world.

The movie takes place between Seasons 1 and 2. The Green Forest Village hosts a festival in celebration of the 1000th anniversary of the large tree growing in the middle of the village. While Curucuru and his friends are helping in the festival, they learned that tree's vitality is due to a legendary item call the Pingya, which gives it Eternal Love and Life. But in the midst of the festival, a bunch of Pirate Hyenas came to the village and stole the legendary item, causing the tree to wilt. Now it's up to Curucuru and his pals to get it back from the pirates, before things can go worse. But amid-st the actual troubles they face, the kids also encounter a strange Tiger child, who is connected to the incident.

A wealthy woman funds an underwater expedition to explore for marine life, but what she doesn't know is that her "colleagues" have other intentions.

A village head's son's accidental death in the sea forces the government to ban fishermen from diving in search of pearls. However, the ban obstructs the main occupation of the villagers.

A merman boy and mermaid girl play, explore a sunken ship, and deal with a giant octopus.

A newly re-discovered classic, The Underseas Explorers is an animated educational cartoon that was first shown in 1961. A true collectors item, it has been proclaimed to be "ahead of its time." Owing to its inclusion of an "island boy" character similar to "Hadji," it has sometimes been referred to as an underwater version of "Johnny Quest." Onboard the tiny atomic submarine "Hydronaut," a small group of underwater adventurers set out to explore the oceans and circumnavigate the globe under the North Pole (the Arctic Cap). During their televised journey, they discover the original landing site of old pirates. Professor Scott meets undersea creatures including an unexpected underwater duel with an eight-legged octopus. The title has often been incorrectly referred to as: The Undersea Explorers, The Underwater Explorers, The Underwater Adventurers, Journey to the Bottom of the Sea and many others.