| Jack |
Anderson | Aimee's co-star |
| Ben |
Bailey | Aimee's husband, missing |
| Alex |
Croft | Detective inspector |
| Tom |
Cruise | Famous actor |
| Jennifer |
Jones | Journalist |
| Maggie |
O'Neil | Woman who kidnapped Aimee as a child |
| Michael |
O'Neil | John's brother |
| Aimee |
Sinclair | Narrator and protagonist, an actress. Aka: Ciara |
| John |
Sinclair | Maggie's husband, Aimee's kidnapper |
| Mrs. |
Singh | John and Maggie's neighbor |
| Alicia |
White | One of Tony's actresses |
| Cagney |
| Police officer on TV |
| Cheeks |
| Aimee's hamster. Aka: Vermin |
| Diana |
| Aimee's chicken |
| Dorothy |
| Character from The Wizard of Oz |
| Eamonn |
| Aimee's brother |
| Fincher |
| Film director |
| Hilary |
| Aimee's interrogator |
| Joy |
| Receptionist at Ben's office |
| Laney |
| Police officer on TV |
| Michael |
| Maggie's uncle, the man who gives her a gun |
| Nina |
| Woman who transforms Aimee's hair |
| Rescuer |
| Man who helped Aimee |
| Susan |
| Woman Maggie hired |
| Tony |
| Aimee's agent |
| Wakely |
| Detective Croft's colleague |