Actress who played the possessed Regan in The Exorcist. The role earned her a Golden Globe Award for Best Supporting Actress as well as an Academy Award nomination. In 1977, she reprised her role in Exorcist II: The Heretic.
She became a child model at age six. In 1970, at the age of ten, she made her big screen debut in The Way We Live Now.
She made a guest star appearance on the TV series Supernatural in 2006.
She was cast by director