Afton Williamson is an American actress. She started her career in the 2010s, first appearing in an episode of The Good Wife. She later appeared as Helen Walker in 3 episodes of Homeland. Between 2011 and 2012, she played the role of Autumn in A Gifted Man. At the same time, she had her first film role in Pariah. She next appeared in the movie Man on a Ledge, as well as starred in the TV movie Abducted: The Carlina White Story. Later, she had notable guest appearances in Nashville and The Following. Afterward, she starred as Alison Medding in Banshee. In 2016, she played Officer Wiggins in the HBO miniseries The Night Of. More recently, she starred as Katie Myers in Shades of Blue and Talia Bishop in The Rookie.