He got his famous scar when, walking home after a DJ gig, he was attacked by a group and cut with a knife.
He appeared in two Best Picture Academy Award winners: Braveheart (1995) and Gladiator (2000).
Portrays two different characters, in two very different genres, who has his wife forcibly taken by another man, and who seeks his revenge, murdering his adulterous enemy, and then spitting on the corpse: Braveheart (1995) and Sons of Anarchy (2008).
His brother Andrew is also an actor who is based in Glasgow.
He says he likes the rain and misery of Scotland over the sun of California.