Harold Perrineau is an American actor. His Hollywood career started in the late 1980s. The following decade, he had roles in the films Smoke, Romeo + Juliet, and The Best Man. On television, he played Robert Evans in I’ll Fly Away. He then became known for his starring role as Augustus Hill in Oz. In the 2000s, he came to wider prominence for his role as Michael Dawson in Lost. He also starred as Detective Leo Banks in the short-lived show The Unusuals. In the 2010s, he had a recurring role as Damon Pope in Sons of Anarchy. He went on to join the main cast of the show Wedding Band. He next played Manny in the TV series Constantine, played Calvin Shaw in Criminal Minds, and now stars as Dean Simms in Claw.