| | | | Part One |
| 1 | Joyce | Meadowcroft | A former nurse. One of the narrators. |
| | Elizabeth | | The founder of the Thursday Murder Club. |
| | Stephen | | Elizabeth's third husband. |
| | John | Lewis | Elizabeth's acquaintance. |
| | Bernard | Cottle | Joyce's friend. A professor. |
| | | | Coopers Chase - Retirement village. |
| | Mary | | The girl from Ruskin Court. Joyce's acquaintance. |
| | Ibrahim | Arif | A Thursday Club member. A psychiatrist. |
| 2 | Donna | De Freitas | A policewoman who liked to chase serial killers. |
| | Ron | Ritchie | A Thursday Murder Club member. |
| | Mark | Duggan | Deceased. |
| 3 | Ian | Ventham | The owner of Coopers Chase. |
| | | | Willows - The nursing home on Coopers Chase. |
| | Tony | Curran | Ian's builder. |
| | John | Gray | Penny's husband. |
| 4 | Penny | Gray | Elizabeth's co-founder. A retired police. |
| 5 | Bogdan | Jankowski | The man to whom Ian owes money. |
| 7 | Matthew | Mackie | The reverend. |
| 8 | Dennis | Edmonds | A jeweler. |
| | Jason | Ritchie | Ron's son. An ex-boxer. Aka: Jr Ewing. |
| 9 | Karen | Playfair | Ian's friend. |
| | Gordon | Playfair | Owner of a farm adjoining Coopers Chase. |
| 10 | Debbie | Curran | Tony's wife. |
| 12 | Chris | Hudson | The detective chief inspector. Donna's boss. |
| 15 | Carlito | | The Spanish driver. |
| | Joanna | | Joyce's daughter. |
| | Peter | | A bus regular. |
| | Carol | | A bus regular. |
| 17 | Bobby | Tanner | The missing man. Tony's friend. Aka: Peter Ward. |
| 20 | Gerry | Meadowcroft | Joyce's late husband. |
| 21 | Mike | Griffin | The planning committee officer at Cooper Chase. |
| 22 | Anthony | | The man that Joyce met. Penny's hairdresser. |
| 23 | Cornelius | | Joanna's worker. |
| 24 | Gwen | Talbot | Elizabeth's acquaintance. |
| 26 | Sufi | | Bernard's daughter. |
| | Colin | Clemence | The man whose advocacy is to legalize medicinal marijuana. |
| 30 | Mary | Bryne | A nun. Deceased. |
| | Margaret | Bernadette | Mary's co-nun. |
| 32 | Steve | Collins | One of the boxers Jason knocked out. |
| | Michael | Watson | Jason's co-boxer. |
| | Nigel | Benn | Jason's co-boxer. |
| | Chris | Eubank | Jason's co-boxer. |
| | Alice | Watts | An actress that Jason dated. |
| | Rodolfo | Mendoza | The boxer who knocked out Jason. |
| 35 | Mary | Lennox | Elizabeth's friend. |
| | River | | Mary's great grand daughter. |
| 36 | Gregor | | The man that Donna dated. |
| | Carl | | Donna's ex-boyfriend. |
| 39 | Terry | Hallet | One of Chris's assistant. |
| | Grant | | A policeman. |
| | Granger | | A policeman. |
| 45 | Edwin | Ellidge | Ibrahim's friend. A former teacher. |
| 46 | Maureen | Cadd | The woman who called father Mackie. |
| | | | Part Two |
| 67 | Mickey | Landsdowne | A seller of fake
Viagra. Jason's former gangmate. |
| | Geoff | Goff | Jason's former gang
mate. Deceased. |
| | Turkish | Gianni | Jason's former
gang mate. Aka: Gianni Gunduz. |
| | Tony | | The young drug dealer who has been shot. |
| | Steve | Georgiou | Jason's former
gang mate. |
| | Troy | Tanner | Bobby Tanner's younger brother. Deceased. |
| 80 | Becky | | The woman at the Tool Chest. |
| 86 | Poppy | | The man that Donna dated. |
| | Marjorie | Walters | Joyce's friend. |
| 88 | Asima | | Bernard's lover. |
| 90 | Gemma | Ventham | Ian's widow. |
| 94 | Billy | Gill | A 70-year-old antique dealer. |
| | Joe | Kyprianou | A Cypriot detective. |
| | Costas | Gunduz | A prisoner at Nicosia. Gianni's father. |
| | Andreas | Gunduz | Costas's brother. |
| 100 | Irene | Dougherty | The winner of Colin Clemence weekly solving challenge. |
| | Maggie | | The girl who cleans the chapel. Aka: Margaret Farell. |
| | Patrick | | Maggie's son. |
| 108 | Matheson | | The farmer. The boy that John injected with poison. |
| 109 | Annie | Madeley | Penny's former case. |
| | Peter | Mercer | Annie's boyfriend. |
| 113 | Gregory | Ionnidis | A Krypios Associate. |
| 114 | Kazimir | | Bogdan's friend. Aka: Kaz. |
