Julianne Nicholson is an American actress. She had her career beginnings in the late ’90s, debuting in an episode of Nothing Sacred. In the movies, she first appeared in the 1998 independent film Harvest. She later appeared in the movie The Love Letter. In the 2000s, Nicholson starred as Marian Kitt in the short-lived show The Others. After this, she played Jenny Shaw in Ally McBeal. The actress gained wider recognition for her role as Det. Megan Wheeler in Law & Order: Criminal Intent. During the 2000s, she also had roles in the films Tully, Speakeasy, Seeing Other People, Kinsey, and Staten Island. Between 2011 and 2013, she played Esther Randolph in Boardwalk Empire, after which she played Dr. Lillian DePaul in Masters of Sex. In 2013, she starred in the film August: Osage County. She recently starred in the HBO miniseries The Outsider.