Natalie Dormer, Dave Bautista, Sean Astin, Billy Boyd Also Headline Guest Roster; Talented Comics Creators, Live Entertainment, Variety of Exhibitors, Cosplayers, Robust Programming at Pennsylvania Convention Center
'Margaery Tyrell' on HBO Series to Appear Saturday and Sunday at Pennsylvania Convention Center
'Drax the Destroyer' to Appear Saturday at Three of Wizard World's Longest-Running Events - in Philadelphia Saturday, May 19