Cold War: Submarines in Enemy Depth

The Cold War was a deadly game in the depths of the oceans. More than 20 collisions between American and Soviet submaries are only the tip of the iceberg as far as these secret operations are concerned. The underwater interface was perhaps the most merciless frontier between East and West. This documentary reveals previously unknown information from the military apparatus of both sides, and shows that submaries continue to be an important weapon in the espionage war even today.