Cast & crew
Igor (2008)
Directed by Tony Leondis Written by John Hoffman, Dimitri Toscas, Tony Leondis, Chris McKenna
Cast
| John Cleese | Dr. Glickenstein (voice) |
| Sean Hayes | Brain (voice) |
| Eddie Izzard | Dr. Schadenfreude (voice) |
| Steve Buscemi | Scamper (voice) |
| John Cusack | Igor (voice) |
| Myleene Klass | Dr. Holzwurm (voice) |
| Robin Walsh | Dr. Holzwurm's Igor (voice) |
| Matt McKenna | Dr. Herzschlag (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) |
| Zoë Bright | Blind Woman / Killiseum Fan #1 (voice) |
| Sophia Eraklis | Blind Orphan #1 (voice) |
| Arsenio Hall | Carl Cristall (voice) |
| Jess Harnell | Announcer / Royal Guard #2 (voice) |
| A. Cheron Hall | Blind Orphan #2 / Blind Orphan #4 (voice) |
| Alexander Leondis | Blind Orphan #3 (voice) |
| Michael Leondis | Blind Orphan #6 (voice) |
| Nicole Leondis | Blind Orphan #7 (voice) |
| Juliana Leondis | Blind Orphan #5 (voice) |
| Robin Tisserand | Blind Orphan #8 (voice) |
| Paul Vogt | Buzz Offmann (voice) |
| Frank Welker | Animals' vocal effects (voice) (uncredited) |
Crew
| John Hoffman | Screenplay |
| Dimitri Toscas | Screenplay |
| Tony Leondis | Screenplay |
| Tony Leondis | Director |
| Jean-Luc De Fanti | Executive Producer |
| Jamée Deruso | Associate Producer |
| Chris McKenna | Screenplay |
| Steven Clay Hunter | Animation |
| John D. Eraklis | Producer |
| Patrick Doyle | Original Music Composer |
| Darius A. Kamali | Associate Producer |
| Matthew J. Parker | Associate Producer |
| Max Howard | Producer |
| Loïc Rastout | Production Design |
| Olivier Besson | Art Direction |
| Zoltán Maros | Animation |
| Hervé Schneid | Editor |