Alicia Roanne Witt is an American actress, singer-songwriter, and pianist. She first came to fame as a child actress after being discovered by David Lynch, who cast her as Alia Atreides in his film Dune and in a guest role in his television series Twin Peaks. Witt later had a critically acclaimed role as a disturbed teenager in Fun, and appeared as a music student in Mr. Holland's Opus, and as a college coed in the horror film Urban Legend.