Kellan Christopher Lutz (born March 15, 1985) is an American model and actor. He is best known for playing Emmett Cullen in The Twilight Saga film series (2008–2012), and has since played Poseidon in the 2011 film Immortals, Tarzan in the 2013 animated film Tarzan, The Expendables 3 (2014) and Hercules in the 2014 film The Legend of Hercules.