Cast and credits of Treehouse of Horror XII

Jim Reardon

Dan Castellaneta
Homer Simpson / Man #2 / Leprechaun / Kodos / Yoda / Prince #1 / Prince #2 (voice)

Julie Kavner
Marge Simpson / Patty Bouvier / Selma Bouvier (voice)

Nancy Cartwright
Bart Simpson / Nelson Muntz (voice)

Yeardley Smith
Lisa Simpson (voice)

Hank Azaria
Moe Szyslak / Carl / Robot #1 (voice)

Harry Shearer
Waylon Smithers / Montgomery Burns / First Man / Lenny / Hobgoblin / Gilbot / Kang / Robot #2 / Toad-Man / Principal Skinner

Pierce Brosnan
Pierce Brosnan (voice)

Matthew Perry
Matthew Perry (voice)

Marcia Wallace
Edna Krabappel (voice)

Pamela Hayden
Milhouse Van Houten (voice)

Tress MacNeille
Gypsy / Harry Potter (voice)

Karl Wiedergott
Head #2 (voice)