Jennifer Lynn Connelly (born December 12, 1970) is an American actress. She began her career as a child model before making her acting debut in the 1984 crime film Once Upon a Time in America. After a few more years of modeling, she began to concentrate on acting, starring in a variety of films including the horror film Phenomena (1985), the musical fantasy film Labyrinth (1986), the romantic comedy Career Opportunities (1991), and the period superhero film The Rocketeer (1991). She received praise for her performance in the science fiction film Dark City (1998) and playing a drug addict in Darren Aronofsky's drama film Requiem for a Dream (2000).