Dan Castellaneta Homer Jay Simpson, Barney Gumble, Grampa Simpson, Mayor Joe Quimby, Krusty the Klown, Groundskeeper Willie Voice Julie Kavner Marjorie Bouvier Simpson, Patty Bouvier, Selma Bouvier, Grandma Jackie Bouvier Voice Nancy Cartwright Bartholomew Jo-Jo "Bart" Simpson, Nelson Muntz Voice Yeardley Smith Lisa Marie Simpson Voice Harry Shearer Charles Montgomery Burns, Waylon Smithers, Principal Seymour Skinner, Ned Flanders, Otto Mann, Scratchy, Kent Brockman, Dr. Julius Hibbert, Reverend Timothy Lovejoy Voice Pamela Hayden Milhouse Van Houten Voice Tress MacNeille Dolph Voice Daniel Radcliffe Diggs Guest Voice Russi Taylor Additional Voices Guest Voice Chris Edgerly Additional Voices Guest Voice James L. Brooks Executive Producer Matt Groening Executive Producer Al Jean Executive Producer Michael Polcino Director