Has been performing in a show called "Communicating Doors" in New York City at the Variety Theatre on Third Avenue.
Is part Swedish.
Been performing in "Proof" at Manhattan Theatre Club, which is currently being moved to Broadway (Dec. 2000).
Met and dated actor Timothy Hutton when they did the play "Prelude to a Kiss" together, off Broadway in 1991.
Won the Tony for Best Actress in a Play for "Proof" (2001).
The Counting Crows song "Butterfly in Reverse" was written for her.
Graduated from the prestigious North Carolina School of Arts.
Split with actor Billy Crudup in November of 2003, after seven years. She was seven months pregnant with his child at the time.
Son, William Atticus, born 7 January 2004.
Won Broadway's 2001 Tony Award as Best Actress (Play) for "Proof." She had previously received a Tony nomination in the same category in 1990 for "Prelude to a Kiss."
Nominated for the 2005 Tony Award for "Reckless" (Best Performance by a Leading Actress in a Play).
For the film The Best Thief in the World (2004), originally Eric Stoltz was offered the role of her husband, but Mary-Louise Parker wanted someone older so asked the producers to hire the actor David Warshofsky. The film never received a theatrical release.
Turned down the opportunity to replace Shannen Doherty on "Charmed" (1998).
Considered for the role of Susan Mayer in "Desperate Housewives" (2004).
Recently broke up with her "Weeds" (2005) co-star, Jeffrey Dean Morgan [June 26, 2007].