Kelly Macdonald had a role in the 2016 Black Mirror episode titled `` Hated in the Nation '' .
Kelly Macdonald ( born 23 February 1976 ) is a Scottish actress best known for her roles in Trainspotting ( 1996 ) , Gosford Park ( 2001 ) , Intermission ( 2003 ) , Nanny McPhee ( 2005 ) , Boardwalk Empire ( 2010–2014 ) , Harry Potter and the Deathly Hallows – Part 2 ( 2011 ) and Brave ( 2012 ) .
Kelly Macdonald