John CusackIgor (voice)

Myleene KlassDr. Holzwurm (voice)

Robin WalshDr. Holzwurm's Igor (voice)

Matt McKennaDr. Herzschlag (voice)

John CleeseDr. Glickenstein (voice)

Steve BuscemiScamper (voice)

Sean HayesBrain (voice)

Eddie IzzardDr. Schadenfreude (voice)

Jay LenoKing Malbert (voice)

Jennifer CoolidgeJaclyn / Heidi (voice)

Molly ShannonEva (voice)

James LiptonHimself

Christian SlaterDr. Schadenfreude's Igor (voice)

Arsenio HallCarl Cristall (voice)

Jess HarnellAnnouncer / Royal Guard #2 (voice)

Zoë BrightBlind Woman / Killiseum Fan #1 (voice)

Sophia EraklisBlind Orphan #1 (voice)

A. Cheron HallBlind Orphan #2 / Blind Orphan #4 (voice)

Alexander LeondisBlind Orphan #3 (voice)

Michael LeondisBlind Orphan #6 (voice)

Nicole LeondisBlind Orphan #7 (voice)

Juliana LeondisBlind Orphan #5 (voice)

Robin TisserandBlind Orphan #8 (voice)

Paul VogtBuzz Offmann (voice)

Tony LeondisDirector, Screenplay

Dimitri ToscasScreenplay

John Robert HoffmanScreenplay

Chris McKennaScreenplay