| Isabella |
Amato | Italian street fashion influencer |
| Anya |
Ayers-Atkinson | Chair of the board |
| Jack |
Banks | One of Cyril's victims |
| Detective |
Barking | Police officer at the Metropolitan Police |
| David |
Berkowitz | Serial killer |
| Milo |
Berryman | Deliveroo cyclist |
| Ted |
Bundy | Serial killer |
| Liza |
Chessington | Intimacy coach |
| Roald |
Dahl | Novelist |
| Jonathan |
Desrosiers | Saffy's boyfriend. Aka: Jon |
| Giacomo |
Francese | Pervert policeman |
| Les |
Galloway | One of Cyril's victims |
| Ranulf |
Hogg | Rupert's master |
| Edwina |
Huntington-Hogg | Rupert's daughter |
| Fenella |
Huntington-Hogg | Rupert's wife |
| Rupert |
Huntington-Hogg | Member of Parliament for Swinley; missing |
| Saffy |
Huntley-Oliver | Protagonist; serial killer |
| Tony |
Jones | Cyril's co-prisoner |
| Becky |
Kita | The girl Kurt raped |
| Hannibal |
Lecter | Fictional serial killer |
| Diego |
Little | One of Cyril's victims |
| Harold |
Lyon | Saffy's stepfather |
| Dennis |
Nilsen | Serial killer |
| Georgia |
O'Keeffe | Artist |
| Paw |
Paw | Anya's cat |
| Shehla |
Razavi | One of Thomas's victims; famous DJ |
| Keanu |
Reeves | Actor |
| Kurt |
Rider | Saffy's victim |
| Simon |
Simons | Jon's ultra-fan; killer |
| Finlay |
Smythe | Susie's boyfriend |
| Clarice |
Starling | FBI agent |
| Peter |
Sutcliffe | Serial killer |
| Cyril |
Walker | Jon's mate; killer |
| Thomas |
West | Television personality. Aka: Tommy |
| Becky |
Winston | Rupert's mistress |
| Stephen |
Wojcik | One of Cyril's victims |
| Blossom |
Yan | Tony's ex-girlfriend |
| Annunciata |
| Saffy's co-model and friend |
| Atherton |
| Detective Inspector |
| Chowdery |
| Police constable |
| Edie |
| Jon's killer |
| Ferne |
| Rebecca's daughter |
| Gaye |
| Saffy's neighbor |
| Girl |
| Saffy's dog |
| Harrison |
| Detective Chief Inspector; Jon's contact |
| Mandy |
| Nail technician |
| Manuel |
| Saffy's former lover; heir to the Spanish weedkiller empire |
| Maria-Agnes |
| Annunciata's friend |
| Marj |
| Edie's wife |
| Mullethead |
| Bodyguard of Sir Thomas |
| Rebecca |
| Tommy's fan |
| Suella |
| Saffy's neighbor |
| Susan |
| Saffy's sister. Aka: Susie |
| Tilly |
| Saffy's friend |
