Joshua Baret "Josh" Henderson is an American actor, model and singer. Henderson is best known for his lead role as John Ross Ewing III in the TNT revival of Dallas (2012 2014). He played Austin McCann on the ABC television series Desperate Housewives (2006 2007), and appeared in films like Step Up. He first became widely known from his appearance on the WB singing competition show Popstars 2, on which he was one of the winners selected to be a member of the pop group Scene 23.
