On May 1, 1915, a luxury ocean liner as richly appointed as an English country house sailed out of New York, bound for Liverpool, carrying a record number of children and infants. The passengers were anxious. Germany had declared the seas around Britain to be a war zone, and for months, its U-boats had brought terror to the North Atlantic. But the Lusitania was one of the era's great transatlantic "Greyhounds" and her captain, William Thomas Turner,...

On Sept. 17, 1940, at a little after ten at night, a German submarine torpedoed the passenger liner S.S. City of Benares in the North Atlantic. There were 406 people on board, including 90 children headed for peaceful Canada, their parents having elected to send them away from Great Britain to escape the ravages of World War II. The Benares sank in half an hour, in a gale that sent several of her lifeboats pitching into the frigid sea, more than three...

During World War II, a group of Navy men are sent to steal Enigma (the nazis' top-secret decoding device). When their own ship is destroyed, they must secretly make their way through hostile waters in a severely damaged Nazi U-boat to safety with the device.