The Doctor and Amy materialize in the Arctic - where members of a survey team are turning from flesh to metal and digging something sinister from under the ice that's been waiting thousands of years - an army of Cybermen!
When they released the video of Matt and Karen behind the scenes, voicing their characters, I was nervous. In that Confidential clip, it sounded like their voice acting was painfully flat and monotone. Lucky us, that seems to be a misrepresentation!