Alfre Woodard has acted.
Alfre Woodard ( born November 8 , 1952 ) is an American film , stage , and television actress , producer , and political activist . She has been nominated once for an Academy Award and Grammy Award , 18 times for an Emmy Award ( winning four ) , and has also won a Golden Globe Award and three Screen Actors Guild Awards . Woodard began her acting career in theater . She also starred as Dr. Roxanne Turner in the NBC medical drama St. Elsewhere , for which she was nominated for a Primetime Emmy Award for Outstanding Lead Actress in a Drama Series in 1986 , and for Guest Actress in 1988 .