Dan Castellaneta Homer Jay Simpson Voice Julie Kavner Marjorie Bouvier Simpson Voice Nancy Cartwright Bartholomew Jo-Jo "Bart" Simpson, Nelson Muntz Voice Yeardley Smith Lisa Marie Simpson Voice Hank Azaria Moe Szyslak Voice Harry Shearer Principal Seymour Skinner, Ned Flanders Voice Tress MacNeille Dolph Voice Pamela Hayden Milhouse Van Houten Voice Benedict Cumberbatch Willoughby Guest Voice James L. Brooks Executive Producer Matt Groening Executive Producer Al Jean Executive Producer