George Raymond "Ray" Stevenson (born 25 May 1964) is a British film and television actor. He is known for playing Titus Pullo in the BBC/HBO television series Rome (2005–2007), and in film as Dagonet in King Arthur (2004) and as Frank Castle/The Punisher in Punisher: War Zone (2008) and The Super Hero Squad Show. Stevenson recently appeared as Volstagg in Thor, based on the Marvel Comics character and as real life Cleveland mobster Danny Greene in Kill the Irishman. In 2012 he appeared in the seventh season of Dexter as Isaak Sirko. In action movies he appears to be either a tough guy anti-hero or villain.