Julie Kavner
voices Marge Simpson
Nancy Cartwright
voices Bart Simpson
Yeardley Smith
voices Lisa Simpson
Dan Castellaneta
voices Barney Gumble
Harry Shearer
voices Dr. Marvin Monroe
Dan Castellaneta
voices KBBL Guy
Dan Castellaneta
voices Half-Bald Worker
Nancy Cartwright
voices Bubbles
Harry Shearer
voices Marge's Demons