Got an early acting start in the Boston Children's Theatre
Attended the Royal Academy of Dramatic Art in London
First TV appearance was a guest role in the 1988 British police drama Rockliffe's Babies
She also had roles in The X-Files (as Scully's sister) and The Commish
Is best known for recurring roles in Desperate Housewives, The West Wing and, memorably, as an edgy, cynical and manipulative wife of a comic on the acclaimed drama Mad Men
Is certified in stage combat by the British Society of Fight Directors
Plays the saxophone
Played Commissioner Gordon's wife in the hit film The Dark Knight in 2008
(Nathan Gamble played her son in the film, and was again cast as her son in the short-lived 2009 sitcom Hank
) In 2009, wrote an essay about the premature birth of her daughter for the book Note to Self: 30 Women on Hardship, Humiliation, Heartbreak, and Overcoming It All