| Ibrahim | Arif | A Thursday Club member. A psychiatrist. |
| Nigel | Benn | Jason's co-boxer. |
| Margaret | Bernadette | Mary's co-nun. |
| Mary | Bryne | A nun. Deceased. |
| Maureen | Cadd | The woman who called father Mackie. |
| Colin | Clemence | The man whose advocacy is to legalize medicinal marijuana. |
| Steve | Collins | One of the boxers Jason knocked out. |
| Bernard | Cottle | Joyce's friend. A professor. |
| Debbie | Curran | Tony's wife. |
| Tony | Curran | Ian's builder. |
| Donna | De Freitas | A police who liked to chase serial killers. |
| Irene | Dougherty | The winner of Colin Clemence weekly solving challenge. |
| Mark | Duggan | Deceased. |
| Dennis | Edmonds | A jeweler. |
| Edwin | Ellidge | Ibrahim's friend. A former teacher. |
| Chris | Eubank | Jason's co-boxer. |
| Steve | Georgiou | Jason's former gang mate. |
| Turkish | Gianni | Jason's former gang mate. Aka: Gianni Gunduz. |
| Billy | Gill | A 70-year-old antique dealer. |
| Geoff | Goff | Jason's former gang mate. Deceased. |
| John | Gray | Penny's husband. |
| Penny | Gray | Elizabeth's co-founder. A retired police. |
| Mike | Griffin | The planning committee officer at Cooper Chase. |
| Andreas | Gunduz | Costas's brother. |
| Costas | Gunduz | A prisoner at Nicosia. Gianni's father. |
| Terry | Hallet | One of Chris's assistant. |
| Chris | Hudson | The detective chief inspector. Donna's boss. |
| Gregory | Ionnidis | A Krypios Associate. |
| Bogdan | Jankowski | The man from whom Ian owes money. |
| Joe | Kyprianou | A Cypriot detective. |
| Mickey | Landsdowne | A seller of fake viagra. Jason's former gangmate. |
| Mary | Lennox | Elizabeth's friend. |
| John | Lewis | Elizabeth's acquaintance. |
| Matthew | Mackie | The reverend. |
| Annie | Madeley | Penny's former case. |
| Gerry | Meadowcroft | Joyce's late husband. |
| Joyce | Meadowcroft | A former nurse. One of the narrators. |
| Rodolfo | Mendoza | The boxer who knocked out Jason. |
| Peter | Mercer | Annie's boyfriend. |
| Gordon | Playfair | Owner of a farm adjoining Coopers Chase. |
| Karen | Playfair | Ian's friend. |
| Jason | Ritchie | Ron's son. An ex-boxer. Aka: Jr Ewing. |
| Ron | Ritchie | A Thursday Murder Club member. |
| Gwen | Talbot | Elizabeth's acquaintance. |
| Bobby | Tanner | The missing man. Tony's friend. Aka: Peter Ward. |
| Troy | Tanner | Bobby Tanner's younger brother. Deceased. |
| Gemma | Ventham | Ian's widow. |
| Ian | Ventham | The owner of Coopers Chase. |
| Marjorie | Walters | Joyce's friend. |
| Michael | Watson | Jason's co-boxer. |
| Alice | Watts | An actress that Jason dated. |
| Anthony | | The man that Joyce met. Penny's hairdresser. |
| Asima | | Bernard's lover. |
| Becky | | The woman at the Tool Chest. |
| Carl | | Donna's ex-boyfriend. |
| Carlito | | The Spanish driver. |
| Carol | | A bus regular. |
| Cornelius | | Joanna's worker. |
| Elizabeth | | The founder of the Thursday Murder Club. |
| Granger | | A policeman. |
| Grant | | A policeman. |
| Gregor | | The man that Donna dated. |
| Joanna | | Joyce's daughter. |
| Kazimir | | Bogdan's friend. Aka: Kaz. |
| Maggie | | The girl who cleans the chapel. Aka: Margaret Farell. |
| Mary | | The girl from Ruskin Court. Joyce's acquaintance. |
| Matheson | | The farmer. The boy that John injected with poison. |
| Patrick | | Maggie's son. |
| Peter | | A bus regular. |
| Poppy | | The man that Donna dated. |
| River | | Mary's great grand daughter. |
| Stephen | | Elizabeth's third husband. |
| Sufi | | Bernard's daughter. |
| Tony | | The young drug dealer who has been shot. |
