Nancy Cartwright

Nancy Cartwright (born October 25, 1957) is an American film and television actress, comedian and voice artist. She is best known for her long-running role as Bart Simpson on the animated television series The Simpsons. Cartwright voices other characters for the show, including Nelson Muntz, Ralph Wiggum, Todd Flanders, Kearney, and Database.

In becoming a voice-over artist for animation, she was mentored by Daws Butler, famous for his work with Hanna-Barbera. It was there where she began her professional voice acting career (playing Gloria in the studio's animated adaptation of Richie Rich). Outside of The Simpsons, her voice credits since then have included Mindy from ', Chuckie Finster from ', Pisol from ', and Rufus from '.