Born in Pequannock Township, New Jersey, Young studied at Rutgers University. After graduation she moved to New York City and became an actress, appearing in such films as 9½ Weeks, Jaws: The Revenge, Daylight, Mercy and Hoffa. Her ex-husband is Tom Noonan. Young portrayed FBI Agent Robyn Sanseverino on The Sopranos and has portrayed various characters for the Law & Order franchise.