At the end of the Second World War, some of the highest members of the Nazi party escaped justice, seventy years later, and many still haven't been punished for their crimes. Their nature of escape is as gripping as any thriller - aided by corrupt priests, travelling through underground passages, hiding in foreboding castles - and the attempts of some to bring them to justice are equally as thrilling. Walters looks at the entire story of both the hunters and the hunted.