In 2012, Mara joined the cast of House of Cards, playing the part of Zoe Barnes, an intrepid reporter from Washington, D.C. who becomes a major ally to Frank Underwood by leaking stories that undermine his rivals.[21] She filmed a second season of the series, which was released on February 14, 2014. On July 10, 2014, she was nominated for the Primetime Emmy Award for Outstanding Guest Actress in a Drama Series.