What actress starred in Gravity and is also a philanthropist?
Sandra Bullock Sandra Annette Bullock ( ; born July 26, 1964) is an American actress, producer, and philanthropist. She made her acting debut with a minor role in the 1987 thriller "Hangmen", and made her television debut in the film "Bionic Showdown: The Six Million Dollar Man and the Bionic Woman" (1989), and played the lead role in the short-lived NBC sitcom "Working Girl." Her breakthrough role was in the film "Demolition Man" (1993). She subsequently starred in several successful films including "Speed" (1994), "While You Were Sleeping" (1995), "The Net" (1995), "A Time to Kill" (1996), "Hope Floats" (1998), and "Practical Magic" (1998).
Marcia Gay Harden Marcia Gay Harden (born August 14, 1959) is an American actress. Her film breakthrough was in the 1990 Coen brothers-directed "Miller's Crossing". She followed this with roles in films including "Used People" (1992), "The First Wives Club" (1996), and "Flubber" (1997). For her performance as artist Lee Krasner in the 2000 film "Pollock", she won the Academy Award for Best Supporting Actress. She earned another Academy Award nomination for her performance as Celeste Boyle in "Mystic River" (2003). Other notable film roles include "American Gun" (2005), and 2007's "The Mist" and "Into the Wild".