Matt Groening Creator, Executive Producer 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, Jimbo Voice Andy Serkis Illustrated Man, Siegfried Blaze Guest Voice James L. Brooks Executive Producer Al Jean Executive Producer Matt Selman Executive Producer John Frink Executive Producer Jessica Conrad Writer Debbie Mahan Director