Family moved to Canada when Cartwright was three years old
Moved to the USA at age six and soon after began appearing in TV commercials
Made feature film debut in "In Love and War"
Had recurring role as Violet Rutherford on "Leave It to Beaver" (ABC)
Cast as one of the gossiping schoolgirls in "The Children's Hour"
Appeared in Alfred Hitchcock's "The Birds"
Played a schizophrenic child in the episode "My Name Is Judith, I'm Lost, You See" on NBC's "Eleventh Hour"
Appeared in last film for over a decade, "One Man's Way"
Cast as daughter Jemima Boone in the first two seasons of NBC's "Daniel Boone"
First feature in over a decade, "Inserts"
Initial screen collaboration with Jack Nicholson, "Goin' South"
Co-starred in the remake of "Invasion of the Body Snatchers"
Cast as Lambert, the Nostromo's navigator, in Ridley Scott's "Alien"
Played Marcy Jones the wife of the cult leader in the CBS miniseries, "Guyana Tragedy: The Story of Jim Jones"
Played the wife of astronaut Gus Grissom in "The Right Stuff"
Portayed Ethel Kennedy in the CBS miniseries "Robert Kennedy and His Times"
Co-starred in the Disney film, "Flight of the Navigator"
Re-teamed with Jack Nicholson in "The Witches of Eastwick," playing the conservative wife of the town's newspaper editor
Played a reporter in several episodes of Robert Altman's HBO series "Tanner '88"
Cast in a recurring role as prosecutor Margaret Flanagan on the NBC drama "L.A. Law"
Appeared as the mother of a terminally ill son in two episodes of "ER" (NBC); earned Emmy Award nomination
Had a recurring role as Cassandra Spender on "The X Files" (FOX); earned Emmy Award nominations in 1998 and 1999
Played Jack's mother on an episode of NBC's "Will & Grace"
Cast as Megan's mother in "Scary Movie 2"
Played Mrs. McNerney (Pussy) in the romantic comedy "Just Married," which starred Ashton Kutcher and Brittany Murphy
Played Alfred Kinsey's mother, Sara, in Bill Condon's "Kinsey" opposite Liam Neeson, who portrayed Alfred Kinsey, a pioneer in the area of human sexuality research
Appeared in three episodes of HBO's "Six Feet Under"
Appeared in several episodes of the ABC series, "Invasion"
Co-starred in the fourth remake of "Invasion of the Body Snatchers," entitled "The Invasion"
Cast in the short-lived ABC series, "Eastwick," based on the John Updike novel and 1987 feature film which she also starred