Kelly Macdonald is a Scottish actress. She is best known for her roles in Trainspotting (1996), Gosford Park (2001), Intermission (2003), Nanny McPhee (2005), No Country for Old Men (2007), Boardwalk Empire (2010–2014), Harry Potter and the Deathly Hallows – Part 2 (2011), Brave (2012), the Black Mirror episode "Hated in the Nation" (2016), Line of Duty (2021) and Operation Mincemeat (2022). For the 2005 television film The Girl in the Cafe, she won the Primetime Emmy Award for Outstanding Supporting Actress in a Miniseries or a Movie and was nominated for the Golden Globe Award for Best Actress – Miniseries or Television Film. For her performance in the 2007 film No Country for Old Men, she was nominated for the BAFTA Award for Best Actress in a Supporting Role. She went on to star for five seasons in the HBO series Boardwalk Empire (2010–2014) as Margaret Thompson, for which she received a nomination for the Primetime Emmy Award for Outstanding Supporting Actress in a Drama Series and two nominations for the Golden Globe Award for Best Supporting Actress – Series, Miniseries or Television Film.