"This is the tragic story of the U-boats at war. Brave men fighting a losing battle against odds they could never hope to overcome. Out-numbered, out-gunned and out-thought, the U-boats were justifiably known to their crews as 'iron coffins'. Somehow the U-boat fleet rose to the challenge and even managed a brief flicker of success before their inevitable fate enveloped them."--Container.

"The DVDs may highlight the limitations of the original film recording or the source material"--Container. Accompanying book: The grey wolves : the U-boat war from primary sources / by Bob Carruthers.

1. The killing begins -- 2. Nowhere to hide -- 3. The end of the dream.