Bart the Genius

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Dan Castellaneta

Homer Simpson

Dan Castellaneta

Conductor

Julie Kavner

Marge Simpson

Nancy Cartwright

Bart Simpson

Nancy Cartwright

Skinner's secretary

Yeardley Smith

Lisa Simpson

Yeardley Smith

Cecile Shapiro

Harry Shearer

Principal Seymour Skinner

Harry Shearer

Dr. J. Loren Pryor

Harry Shearer

Mr. Prince

Marcia Wallace

Edna Krabappel

Marcia Wallace

Ms. Melon

Jo Ann Harris

Richard

Jo Ann Harris

Lewis

Pamela Hayden

Milhouse Van Houten

Pamela Hayden

Ethan Foley

Pamela Hayden

Boy

Russi Taylor

Martin Prince

Russi Taylor

Sidney Swift

Russi Taylor

Ian

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