Captain Nemo is found in suspended animation under the sea and revived by modern-day Navy men in order to battle a fiendish mad scientist.
A five man submarine plants sensors around the worlds oceans to monitor for a impending earthquake.
A young linguist named Milo Thatch joins an intrepid group of explorers to find the mysterious lost continent of Atlantis.
There's trouble brewing in Bikini Bottom. Someone has stolen King Neptune's crown, and it looks like Mr. Krab, SpongeBob's boss, is the culprit. Though he's just been passed over for the promotion of his dreams, SpongeBob stands by his boss, and along with his best pal Patrick, sets out on a treacherous mission to Shell City to reclaim the crown and save Mr. Krab's life.
A ship sent to investigate a wave of mysterious sinkings encounters the advanced submarine, the Nautilus, commanded by Captain Nemo.
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.
A civilian oil rig crew is recruited to conduct a search and rescue effort when a nuclear submarine mysteriously sinks. One diver soon finds himself on a spectacular odyssey 25,000 feet below the ocean's surface where he confronts a mysterious force that has the power to change the world or destroy it.
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.
Bennie, a clumsy criminal who's touchy about his weight, teams up with his adoptive father's biological (serial killer) son, his employees who in his absence turned his snack-bar into a quiche bakery, a suicidal manic-depressive woman and a Yugoslavian who keeps blowing things up unintended. They need to get 300000 Euro to get Bennies father a new liver.
A marine biologist and a government agent investigate mysterious deaths and rumors of a sea monster in a secluded ocean cove, and find themselves involved with a marine biology professor conducting secretive experiments, international spies trying to steal his secrets, a radioactive light on the sea bottom, and the malevolent thing which guards it.
Three children are accidentally transformed into fish after consuming a potion made by an eccentric scientist. The kids end up in the sea, with one problem: they must find and drink the antidote within 48 hours, or forever remain as fish.
Treasure hunter Ben "Finn" Finnegan has sunk his marriage to Tess and his trusty boat in his obsessive quest to find the legendary Queen's Dowry. When he finds a vital clue that may finally pinpoint the treasure's whereabouts, he drags Tess and her boss, billionaire Nigel Honeycutt, along on the hunt. But Finn is not the only one interested in the gold; his former mentor-turned-enemy Moe Fitch, hired by rapper-turned-gangster Bigg Bunny, will stop at nothing to beat him to it.
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...
An oceanic observation station is in desperate trouble after a sudden shark attack wrecked the oxygen supply. The accompanying ship, a coast guard cruiser, and other ships in and around the Bermuda triangle are attacked as well. The US Navy sends a submarine to investigate, but soon they too are under attack.
Ships disappear on route across the Arctic Sea, and a special submarine is sent to investigate.
A crook decides to bump off members of his inept crew and blame their deaths on a legendary sea creature. What he doesn't know is that the creature is real.
In a tributary of the Amazon, a monster – half-man, half-fish – is captured and placed in a reservoir in a Florida national park to be observed by scientists.
When a daring mission leads a deep sea submarine team into a mysterious opening on the ocean floor, they uncover a lost underwater world and awaken its ancient race of otherworldly beings.
A chance discovery leads American mining engineer Ben Harris and acquaintance Harold to discover a lost city under the sea while searching for their kidnapped friend Jill. Held captive in the underwater city by the tyrannical Captain (Vincent Price), and his crew of former smugglers, the three plot to escape...
A massive underwater volcano erupts and puts a group of investigative scientists in danger. They are rescued by an atomic super submarine named The Alpha under the command of Captain McKenzie. The group is quickly taken to a vast underwater city known as Latitude Zero, a fantastic, Atlantean type utopia, a world beneath the ocean with its own sun. It is soon discovered that Captain McKenzie is at war with the evil Dr. Malic, a cruel scientist who wishes to rule mankind all the while conducting genetic experiments on humans and animals. Malic sends his agents to kidnap Dr. Okada, a human scientist who has created a serum that can immunize exposure to radiation.