Sarah Catharine Paulson (born December 17, 1974) is an American actress. She began her acting career in New York City stage productions before starring in the short-lived television series American Gothic (1995–1996) and Jack & Jill (1999–2001). She later appeared in comedy films such as What Women Want (2000) and Down with Love (2003), and drama films such as Path to War (2002) and The Notorious Bettie Page (2005). From 2006 to 2007, she starred as Harriet Hayes in the NBC comedy-drama series Studio 60 on the Sunset Strip, for which she received her first Golden Globe Award nomination. In 2008, she starred as Ellen Dolan in the superhero noir film The Spirit.

Paulson has appeared on Broadway in the plays The Glass Menagerie in 2005 and Collected Stories in 2010. She also starred in a number of independent films and had a leading role in the ABC comedy series Cupid (2009). She later starred in the independent drama film Martha Marcy May Marlene (2011) and received Primetime Emmy Award and Golden Globe Award nominations for her portrayal of Nicolle Wallace in the HBO film Game Change (2012). She was featured as Mary Epps in the 2013 historical drama film 12 Years a Slave, as Abby Gerhard in the 2015 romantic drama film Carol, and as Toni Bradlee in the 2017 political drama film The Post, all of which were nominated for multiple Academy Awards. Her other films include Serenity (2005), New Year's Eve (2011), Mud (2012), Blue Jay (2016), Ocean's 8 (2018), Bird Box (2018), Glass (2019), and Run (2020).