Graham McTavish is a Scottish actor and author. He is known for his roles as Dwalin in The Hobbit film trilogy, The Saint of Killers in the AMC series Preacher, and Dougal MacKenzie and William Buccleigh MacKenzie in the Starz series Outlander.Graham McTavish, the versatile Scottish actor, gained fame as Dougal Mackenzie in "Outlander," Dwalin in "The Hobbit" trilogy, and the Saint of Killers in "Preacher." Notably, he shared the screen with Sylvester Stallone in "Rambo" and "Creed," achieving the unique feat of working with both iconic characters. His extensive career includes roles in "Red Dwarf," "24," "Rome," and voice work in games like "Uncharted" and "Call of Duty."