Brendan Gleeson is an Irish actor and film director. His best-known performances include supporting roles in Braveheart (1995), Lake Placid (1999), Mission: Impossible 2 (2000), Gangs of New York (2002), 28 Days Later (2002), Troy (2004), as Alastor Moody in the Harry Potter films (2005–10), and Assassin's Creed (2016), and leading roles in films such as In Bruges (2008), The Guard (2011), Calvary (2014), and Live by Night (2016).