From a long lost US base beneath the Arctic ice cap, to a sunken Soviet submarine, the Cold War's toxic legacy is both fascinating and terrifying.
Kerry Shale
Narrator (voice)
William Colgan
Self - Climatologist
Kristian H. Nielsen
Self - Science Historian
Sören Gregersen
Self
Viktor Sliusarenko
Self - Warrant Officer
Justin Gwynn
Self - Senior Scientist
Hilde Elise Heldal
Self - Marine Scientist
