| Jim Carrey | Walter Sparrow / Fingerling |
| Virginia Madsen | Agatha Sparrow / Fabrizia |
| Logan Lerman | Robin Sparrow |
| Danny Huston | Isaac French / Dr. Miles Phoenix |
| Lynn Collins | Suicide Blonde / Mrs. Dobkins / Young Fingerling's Mother |
| Rhona Mitra | Laura Tollins |
| Michelle Arthur | Sybil |
| Mark Pellegrino | Kyle Flinch |
| Paul Butcher | Young Fingerling / Young Walter |
| David Stifel | Hotel Clerk |
| Director | Joel Schumacher |
| Producer | Richard Brener; Mike Drake |
| Writer | Fernley Phillips |
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