<P> In 2010, Bennett co-starred in the new American television series Spartacus: Blood and Sand, about the defiant gladiator Spartacus . Bennett played the key role of Crixus, Champion of Capua . He was the only cast member of the show who starred on all three seasons, and the prequel Spartacus: Gods of the Arena as well as starring in the most episodes of this series . </P> <P> In 2012, he played the villain Azog the Defiler in The Hobbit: An Unexpected Journey, and continued to portray the character in the sequels . In November 2012, Bennett was cast in the first season of Arrow as Slade Wilson, and in March 2013, he was promoted to series regular for the second season . He then made several guest appearances in subsequent seasons . </P> <P> In May 2014, Bennett revealed he had lost two roles in Stargate Atlantis and the 2011 film Conan the Barbarian to actor Jason Momoa . </P> <P> In December 2014, Manu was cast as the druid Allanon in MTV's television series The Shannara Chronicles . </P>

Who plays the pale orc in the hobbit