Autumn 1941. A German U-boat and its crew set out on a patrol in the Battle of the Atlantic. But the tide is beginning to turn against them - their targets trav... » 

Autumn 1941. A German U-boat and its crew set out on a patrol in the Battle of the Atlantic. But the tide is beginning to turn against them - their targets travel in convoys, guarded by Royal Navy destroyers. As the U-boat is forced to hide beneath the sea, a fierce cat-and-mouse game begins. «