American actress best known for her appearances in such films as Fun, Mr. Holland's Opus, and 88 Minutes. She has appeared on the TV series House of Lies, The Sopranos, Justified and Friday Night Lights. She is also an accomplished musician and released a self-titled album in 2009.
She earned her high school equivalency credential at the age of 14. She studied piano at Boston University and competed in national events. Early in her acting career, she supported herself by playing piano at the Regent Beverly Wilshire Hotel.
She made her film debut in the 1984 David Lynch feature Dune. She also appeared in a 1990 episode of Lynch's TV series Twin Peaks.
She was born to a pair of teachers, Diane and Robert Witt, and raised alongside her brother Ian. She was married to Nathan Foulger from 2001 to 2006. She also dated musician Ben Folds from 2012 to 2014.
She starred alongside Cybill Shepherd on the series Cybill.