Cara Seymour is an English actress. She made her film debut as Gillian Quinn in the 1998 romantic comedy movie You’ve Got Mail. In the 2000s, she had roles in the movies American Psycho and Dancer in the Dark. She later gained recognition for her role as Amelia Kavan in Spike Jonze’s film Adaptation. After this, she had performances in the movies Gangs of New York, Birth, Hotel Rwanda, The Notorious Bettie Page, The Savages, Beyond the Fire, and An Education. On television, she had her first TV role on Zero Hour. From 2014 to 2015, she played Sister Harriet on the TV drama The Knick. At the same time, she had roles in the films Jack & Diane, I Origins, and A Woman, a Part.