...goes to Andy Serkis (Rise of the Planet of the Apes).
No one can do mo-cap acting as well as he does. It becomes evident every time we watch any film that uses the technology without him. So, here's to more of his awesomeness in The Hobbit.
Previously on 11 Highlights of '11
Sex Scene of the Year
Most Underracted Actor of the Year
Dog of the Year