Includes four wild adventures with Martin and Chris Kratt: Stuck on sharks; Octopus Wildkratticus; Tortuga tune-up; Speaking Dolphinese.

Celebrates preschoolers' fascinations with dinosaurs and trains. Includes Otto Opthalamousaurus; Shoshana Shonisaurus; Maisie Mosasaurus and a sea turtle tale.

On what should be a routine rescue mission during World War II, the submarine USS Tiger Shark picks up three survivors of a U-boat attack. But for the crew, trapped together in the sub's narrow corridors and constricted spaces, the unexpected visitors seem to spark a series of chilling, otherworldly occurences.

In the midst of a global crisis, the USS Alabama receives an unconfirmed order to launch its nuclear missiles. The tension quickly rises as the sub's respected commander and his brilliant executive officer clash over the validity of their orders, battling each other for control of the sub.

Charlton Heston stars as a hard-bitten captian making his last voyage in command of the U.S.S. Neptune, a nuclear submarine that is sunk in a collision with a Norwegian freighter. The only hope for the forth-one men trapped 1450 feet down is a pair of maverick inventors racing to clear the blocked escape hatch with an experimental submersible.

A trouble-shooting 19th century seaman is trying to discover why so many whaling ships have been disappearing of late. Teaming with a scientist and a diver, they set sail to investigate. They are promptly captured by the megalomaniac Captain Nemo, who skippers a lavish, scientifically advanced submarine.

Below, in the cold, dark waters off North Korea, the ultimate weapon of mass destruction has its sights on the U.S. fleet. Commander Burt Habley, who is operating a fast attack submarine, encounters the destructive, phantom sub that claims two of his crew. Court-martialed and suspended from further duty, Habley gets a second chance when a young, aspiring officer requests his involvement in a clandestine operation to tap an ocean communications cable....

The story is about an executive naval officer of the Indian Submarine and his team, who remain underwater for 18 days. The film is based on the mysterious sinking of PNS Ghazi during Indo-Pakistani War of 1971.

Welcome aboard the Seaview, "the most extraordinary submarine in all the Seven Seas!" From the outside, the ship appears to be a high-tech research vessel, but it's actually the mightiest weapon in the Cold War arsenal of the U.S., sent on perilous, top-secret missions to battle the enemies of mankind.