Igor (voice)
Dr. Holzwurm (voice)
Dr. Holzwurm's Igor (voice)
Dr. Herzschlag (voice)
Dr. Glickenstein (voice)
Scamper (voice)
Brain (voice)
Dr. Schadenfreude (voice)
King Malbert (voice)
Jaclyn / Heidi (voice)
Eva (voice)
Himself
Dr. Schadenfreude's Igor (voice)
Carl Cristall (voice)
Announcer / Royal Guard #2 (voice)
Blind Woman / Killiseum Fan #1 (voice)
Blind Orphan #1 (voice)
Blind Orphan #2 / Blind Orphan #4 (voice)
Blind Orphan #3 (voice)
Blind Orphan #6 (voice)
Blind Orphan #7 (voice)
Blind Orphan #5 (voice)
Blind Orphan #8 (voice)
Buzz Offmann (voice)
Animals' vocal effects (voice) (uncredited)