"Talking Dead" after-show also enjoys a boost
17.3 million viewers tune in for season opener
Scott M. Gimple will return as the showrunner and executive producer
AMC will also air a preview of season three and all 19 episodes from seasons one and two during the July 7-8 "Walking Dead" preview...
"Pinch my fat ass, 'cause I must be dreaming!" Smith says of the renewal of "Comic Book Men"
G4 and "Nerdist" podcast host Chris Hardwick will host the weekly series, which will premiere with the second season of "The Walking Dead"