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When it comes to Comic-Con, John Barrowman is a constant. Since his Doctor Who days, the actor has embraced the fandom and the madness that comes with starring in some of TV's geekiest shows. At the 2014 San Diego Comic-Con International, the actor -- currently on CW's Arrow with Colton Haynes and Stephen Amell -- took plenty of snapshots for Out.com as well as selfies with just about everyone's favorite leading men.
