Parker was born in Fort Jackson, South Carolina. Her mother was Swedish and her father was a judge and served in the U.S. Army. Parker majored in drama at the North Carolina School of the Arts. She then got her start in a bit part on the soap opera Ryan's Hope. In the late 1980s, Parker moved to New York, where she got a job measuring feet at ECCO. After a few minor roles, she made her Broadway Read more...

Parker maintained a strong theater presence in the early 1990s, but also built her reputation on the big screen, starring with Susan Sarandon and Tommy Lee Jones in The Client (1994); with John Cusack in Bullets Over Broadway (1994); and with Drew Barrymore and Whoopi Goldberg in Boys on the Side (1995), as a woman with AIDS. Her next role was in a movie adaptation of yet another Craig Lucas play, Read more...

In 2001, Parker appeared alongside Larry Bryggman in David Auburn's Proof on Broadway, for which she won a Tony Award. However, Parker again lost out when the play was made into a film and the role was given to Gwyneth Paltrow. During this period, she left the theater for three years to look for other roles: among them, Red Dragon and Pipe Dream (2002).

Next was a guest role on the NBC drama, Read more...