As the world's energy supplies dwindle, the Orpheus, a research submarine, delves into the deep of the Arctic Ocean searching for rare micro-organisms, but the crew soon find themselves in peril.

Release : August 03, 2010

Website : http://www.bbc.co.uk/programmes/b00tc8r5

Total Eps : 5 / 60 minutes

Total Season : 1

Rating : 5.90