

A cliché hunchbacked evil scientist's assistant aspires to become a scientist himself, much to the displeasure of the rest of the evil science community.

Suzy Eddie Izzard
Dr. Schadenfreude (voice)

Jay Leno
King Malbert (voice)

Jennifer Coolidge
Jaclyn / Heidi (voice)

Molly Shannon
Eva (voice)

James Lipton
Himself

Christian Slater
Dr. Schadenfreude's Igor (voice)

Arsenio Hall
Carl Cristall (voice)

Jess Harnell
Announcer / Royal Guard #2 (voice)

Paul Vogt
Buzz Offmann (voice)

Frank Welker
Animals' vocal effects (voice) (uncredited)