Jerry Lewis

Wilbur Swain / Caleb Swain

Madeline Kahn

Eliza Swain / Lutetia Swain

Marty Feldman

Sylvester

John Abbott

Dr. Frankenstein

Jim Backus

President of the U.S.

Samuel Fuller

Colonel Sharp

Merv Griffin

Anchorman

Virginia Graham

Gossip Specialist

Pat Morita

Ah Fong, the Chinese Ambassador

Ben Frank

Quentin, the Handyman

Cheri Harris

Maria, the Maid

Robert Hackman

Study Hall Supervisor