A German submarine hunts allied ships during the Second World War, but it soon becomes the hunted. The crew tries to survive below the surface, while stretching both the boat and themselves to their limits.

During a routine patrol, a reporter is given permission to interview a hardened cold-war warrior and captain of the American destroyer USS Bedford. The reporter gets more than he bargained for when the Bedford discovers a Soviet sub and the captain begins a relentless pursuit, pushing his crew to breaking point.

The story of the HMS Torrin, from its construction to its sinking in the Mediterranean during action in World War II. The ship's first and only commanding officer is Captain E.V. Kinross, who trains his men not only to be loyal to him and the country, but—most importantly—to themselves.

Flagwaving story of a new American destroyer, the JOHN PAUL JONES, from the day her keel is laid, to what was very nearly her last voyage. Among the crew, is Steve Boleslavski, a shipyard welder that helped build her, who reenlists, with his old rank of Chief bosuns mate. After failing her sea trials, she is assigned to the mail run, until caught up in a disparate battle with a Japanese sub. After getting torpedoed, and on the verge of sinking, the Captain, and crew hatch a plan to try and save the ship, and destroy the sub.

Airplane passengers prepare for a crash landing in the ocean.

A professional killer is lured into a deadly double-cross when he agrees to assassinate a Mafia kingpin.

The story of a courageous battle between U.S. Navy "Tin Can" ships and two of the most powerful Japanese ships in the fleet. The Tin Can sailors fought bravely to secure a victory for the U.S Navy and save MacArthur's invasion force.