The Secret War: Season 1, Episode 6

1 - 6: Still Secret

There can be no doubt that the best kept secret war was the penetration by British Intelligence of the German codes known as Enigma. To this day the whole story has yet to be told. However, this account, recounted by some of the men and woman involved and chiefly shot on location in the actual secret wartime venues, reveals just about all that is known.