Igor
Igor, el ayudante del Dr. Glickenstein decide realizar su propio experimento, buscando ganar la feria de ciencia maligna, y de esa forma convertirse en un científico loco por derecho propio.
Tráiler
Reparto
Myleene Klass
Dr. Holzwurm (voice)
John Cleese
Dr. Glickenstein (voice)
Molly Shannon
Eva (voice)
Christian Slater
Dr. Schadenfreude's Igor (voice)
Jess Harnell
Announcer / Royal Guard #2 (voice)
John Cusack
Igor (voice)
Steve Buscemi
Scamper (voice)
Suzy Eddie Izzard
Dr. Schadenfreude (voice)
Jay Leno
King Malbert (voice)
Arsenio Hall
Carl Cristall (voice)
Paul Vogt
Buzz Offmann (voice)
Frank Welker
Animals' vocal effects (voice) (uncredited)
Sean Hayes
Brain (voice)
Jennifer Coolidge
Jaclyn / Heidi (voice)
James Lipton
Himself