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.

Follows the daring patrol of U-96, one of the famed German U-boats known as the "gray wolves."

A rogue submarine captain who pulls together a misfit crew to go after a sunken treasure rumored to be lost in the depths of the Black Sea. As greed and desperation take control onboard their claustrophobic vessel, the increasing uncertainty of the mission causes the men to turn on each other to fight for their own survival.

CIA analyst Jack Ryan, tries to figure out if Russian submarine captain, Marko Ramius, is planning to attack the U.S. coast or planning to defect.

In the waning days of World War II, the Japanese tried a last desperate measure-a different kind of kamikaze mission, this one carried out by two submarines bound for the West Coast of the United States, their cargo a revolutionary new strain of biological virus. Neither sub made it to the designated target. But that does not mean they were lost.