TV Bits: Marvel Confirms Casting, Plus 'Game Of Thrones,' 'Roots,' 'The Walking Dead,' 'Doctor Who'
There are three new talents joining Game of Thrones for the show's sixth season, all playing family members of one particular character. Along with news of their deals, we've got other casting news in this TV Bits: The full Roots remake cast is announced, Xander Berkeley joins The Walking Dead, Jenna Coleman is leaving Doctor Who, and…