Julianne Nicholson

Julianne Nicholson (born July 1, 1971) is an American actress. She is known for her roles in the film August: Osage County (2013) and the television series Law & Order: Criminal Intent (2006–2009), Masters of Sex (2013–2014), Eyewitness (2016), Mare of Easttown (2021), Paradise and Hacks (both in 2025), the latter three of which earned her nominations for Primetime Emmy Awards, winning two for Mare of Easttown and Hacks.

Nicholson's other notable credits include Tully (2000), Ally McBeal (2001–2002), Kinsey (2004), Conviction (2006), Boardwalk Empire (2011–2013), Black Mass (2015), I, Tonya (2017), Togo (2019), The Outsider (2020) and Blonde (2022).