His acting career began when he was approached in a London coffee shop by actor Steven Berkoff, who later appeared alongside Butler in Attila (2001), who gave him a role in a stage production of "Coriolanus". After that, Butler decided to give up law for acting. He was cast as Ewan McGregor's character "Renton" in the stage adaptation of Trainspotting. His film debut was as Billy Connolly's younger brother in Mrs Brown (1997). While filming the movie in Scotland, he was enjoying a picnic with his mother near the River Tay when they heard the shouts of a young boy, who had been swimming with a friend, who was in some trouble. Butler jumped in and saved the young boy from drowning. He received a Certificate of Bravery from the Royal Humane Society. He felt h
