Tyrion Lannister (Peter Dinklage)
Peter Dinklage began his career on a 1995 episode of "Seinfeld," and has gone on to great success in both film and television. His filmography includes roles in movies such as "Elf," "Death at a Funeral," "The Chronicles of Narnia: Prince Caspian" and the upcoming "X-Men: Days of Future Past." —XFINITY Entertainment Staff (Photo: HBO, Jamie McCarthy/Getty)
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