Tommy Flanagan is both a television and movie actor. His first acting roles on TV were in Screen One and Taggart, and Tommy's first movie role was in Braveheart.
Since then, you may have seen Flanagan as many other roles. He has been in Face/Off, The Game, Sunset Strip, Gladiator, Alien vs. Predator, Sin City, Smokin' Aces and Smokin' Aces 2: Assassins' Ball, When a Stranger Calls, All About the Benjamins, and The Last Drop.
You can see Tommy right now on Sons of Anarchy.