Drew Blyth Barrymore (born February 22, 1975) is an American actress, film director, screenwriter, producer, and model. She is a descendant of the Drew family and Barrymore family of iconic American stage and cinema actors, and she is the granddaughter of film legend John Barrymore. She first appeared in an advertisement when she was 11 months old. Barrymore made her film debut in Altered States in 1980. Afterwards, she starred in her breakout role in Steven Spielberg's E.T. the Extra-Terrestrial, and endeared herself to film audiences of every generation in her role as little sister Gertie, who was shocked into screaming together with E.T. in the bedroom closet. She quickly became one of Hollywood's most recognized child actresses, going on to establish herself in mainly comic roles. Following a turbulent childhood which was marked by recurring drug and alcohol abuse and two stints in rehab, Barrymore wrote the 1990 autobiography, Little Girl Lost.