Samantha Mathis (born May 12, 1970) is an American actress and trade union leader who serves as the Vice President of SAG-AFTRA. Mathis made her film debut in Pump Up the Volume (1990), and later co-starred or appeared in such films as FernGully: The Last Rainforest (1992), Super Mario Bros. (1993), The Thing Called Love (1993), Little Women (1994), The American President (1995), Broken Arrow (1996), American Psycho (2000), and Atlas Shrugged: Part II (2012).