Hello Down There

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.

A ship sent to investigate a wave of mysterious sinkings encounters the advanced submarine, the Nautilus, commanded by Captain Nemo.

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.

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.

The world's most highly qualified crew of archaeologists and explorers is led by historian Milo Thatch as they board the incredible 1,000-foot submarine Ulysses and head deep into the mysteries of the sea. The underwater expedition takes an unexpected turn when the team's mission must switch from exploring Atlantis to protecting 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.

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.

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.

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.

Survivors of a sinking ship are rescued by Captain Nemo and his submarine crew. They are taken to an underwater city where they may spend the rest of their lives.

Tom drowns in a lake and sinks to the bottom. There, he finds a mermouse, which he tries to capture and eat.