Actress best known for her role as Sidney Prescott in the Scream film franchise. She also appeared on the TV show Party of Five alongside Jennifer Love Hewitt. She guest starred in seasons four and five of the Netflix original series House of Cards.
She studied at the National Ballet School of Canada.
She was married to Canadian actor Jeff Colt from 1995 to 1998 and English actor John Light from 2007 to 2010. Then in August 2012, she had her first child, a son named Caspian, with actor JJ Feild.
She played Patrick Dempsey's character's sister on the hit series Grey's Anatomy.