Mary Elizabeth Mastrantonio (born November 17, 1958) is an American actress and singer. She made her Broadway debut in the 1980 revival of West Side Story, and went on to appear in the 1983 film Scarface as Al Pacino's character's sister, Gina Montana. For her role as Carmen in the 1986 film The Color of Money, she was nominated for the Academy Award for Best Supporting Actress. Her other film roles include The Abyss (1989), Robin Hood: Prince of Thieves (1991), and The Perfect Storm (2000). In 2003, she was nominated for the Tony Award for Best Actress in a Musical for the Broadway revival of Man of La Mancha.
Mastrantonio was born in Lombard, Illinois, to Frank A. Mastrantonio and Mary Dominica (née Pagone), both of Italian descent. Her father operated a bronze foundry. She was raised in Oak Park, Illinois, and attended the University of Illinois.
Mastrantonio first appeared on screen in Brian De Palma's Scarface (1983) as Gina, sister of Al Pacino's Tony Montana. She achieved prominence for her Oscar and Golden Globe-nominated role in The Color of Money (1986) opposite Paul Newman and Tom Cruise.