Alexa Kenin

Alexa Jordan Kenin was an American actress known for her supporting roles in several films released during the 1980s, including Little Darlings , Honkytonk Man , and Pretty in Pink which was released after her death.

Kenin was born in New York City. Her parents divorced when she was young and her mother, actress Maya Kenin, married character actor John Ryan. Kenin began acting as a child and won her first professional part with a supporting role in the 1972 holiday TV special The House Without a Christmas Tree, which starred Jason Robards and Lisa Lucas. At the age of ten, she was offered the role of Regan MacNeil in The Exorcist. Kenin turned the role down and Linda Blair was eventually cast.

Source: Wikipedia