Hein Petersen, vom Schiffsjungen zum Matrosen

Based on true events, an American submarine collides into a Soviet sub of the coast of America and an ensuing standoff occurs that could lead to total annihilation.

The East German Navy's newest submarine hunter is presented. Also, a historical excursus about older anti-submarine ships and the hunt for enemy submarines is shown.

In the midst of World War II, the battle under the sea rages and the Nazis have the upper hand as the Allies are unable to crack their war codes. However, after a wrecked U-boat sends out an SOS signal, the Allies realise this is their chance to seize the 'enigma coding machine'.

In 2008, German U- boat U-455 was discovered off the coast of Italy. 400 feet down, the submarine stands almost vertically on the ocean floor. This documentary will reveal its history and the cause of its demise.

A German Platoon is explored through the brutal fighting of the Battle of Stalingrad. After half of their number is wiped out and they're placed under the command of a sadistic captain, the platoon lieutenant leads his men to desert. The platoon members attempt escape from the city, now surrounded by the Soviet Army.

The story of the WWII project to crack the code behind the Enigma machine, used by the Germans to encrypt messages sent to their submarines.

12,000 feet down, life is erupting. Alvin, a deep-sea mechanized probe, makes a voyage some 12,000 feet underwater to explore the Azores, a constantly-erupting volcanic rift between Europe and North America.

During World War II, a small group of survivors is stranded in a lifeboat together after the ship they were traveling on is destroyed by a German U-boat.

When Russia's first nuclear submarine malfunctions on its maiden voyage, the crew must race to save the ship and prevent a nuclear disaster.