Barry Sloane is an English actor. He debuted in the 2000 TV movie In His Life: The John Lennon Story. He next starred as Sean Smith in the British soap opera Brookside. Later, he gained wider recognition for his role as Niall Rafferty in the soap opera Hollyoaks. At the same time, he made his cinematic debut in the 2007 film The Mark of Cain. In the 2010s, he became known to a wider audience for his role as Aiden Mathis in the American series Revenge. Following this, he starred as Wes Lawrence in the short-lived series The Whispers. He simultaneously played Deputy Zachary Heflin in Longmire. From 2017 to 2018, he starred as Joe “Bear” Graves in the miniseries Six. He will star in the upcoming series L.A.’s Finest.