Nathan Lane

Spot Helperman / Scott Leadready II (voice)

Cree Summer

David Ogden Stiers

Mr. Jolly (voice)

Debra Jo Rupp

Mrs. Mary Lou Helperman

Jerry Stiller

Pretty Boy (voice)

Kevin Schon

Rob Paulsen

Shaun Fleming

Leonard Helperman (voice)

Wallace Shawn

Principal Strickler (voice)