| Charley | Asaubon | Monkey's friend. Aka: Charles Albert Catch. |
| George | Baleham | An agricultural worker. One of the witnesses on Bridget's case. |
| Arnold Charles | Bishop | Mrs. Foster's neighbor. The mysterious man who wrote to Wexford. |
| Raymond | Bishop | Arnold's son. |
| Ruby | Branch | Monkey's lover. |
| Jean | Burden | Mike's 1st wife. |
| John | Burden | Mike's son. |
| Mike | Burden | The police inspector. Reg's associate. |
| Pat | Burden | Mike's daughter. |
| Janet | Crantock | Julian's mother. |
| Julian | Crantock | John's friend. |
| Mr. | Crantock | Julian's father. |
| Dr. | Crocker | The police doctor. |
| Polly | Davies | A policewoman. |
| Gary | Dean | John's friend. |
| Mrs. | Dean | Gary's mother. |
| Gregory | Devaux | Friend of Genma's parents. |
| Ada Margaret | Fatten | The witness on Bridget's case. |
| Margaret | Fenn | Miss William's assistant. |
| Mrs. | Finch | Mike's neighbor. |
| Augustine | Forbes | Westmorland coroner. |
| Mrs. | Foster | One of Lomax's patients. |
| Bernard Varney | Frensham | Ivor's friend. |
| Miss | Garrett | One of Lomax's patients. |
| Walter | Hill | The man who offered Stella a lift. |
| Genma | Lawrence | The missing boy's mother. |
| John | Lawrence | The missing boy. |
| Matthew | Lawrence | John's father. |
| Dr. | Lomax | A doctor in Chiltern Avenue. |
| Monkey | Matthews | An ex-con. |
| Ian | McDowell | Stewart's twin. One of John's playmates. |
| Stewart | McDowell | Ian's twin. |
| Mrs. | Mitchell | The woman who gave information to the police. |
| Lillian | Potts | The Scott's chambermaid. |
| Peter | Rivers | Stella's father. |
| Stella | Rivers | One of the missing persons. |
| Mrs. | Ross | One of Lomax's patients. |
| Andrew | Rushworth | One of John's playmates. |
| Eileen | Rushworth | Andrew's mother. |
| Linda | Rushworth | Eileen and Bob's daughter. |
| Paul | Rushworth | Andrew's brother. |
| Robert | Rushworth | Andrew's father. Aka: Bob. |
| Bridgett Melinda | Scott | Murdered. |
| Ena | Scott | Bridgett's mother. |
| Ralph | Scott | Bridgett's father. |
| Ivor Lionel | Swan | Stella's stepfather. |
| Percival | Swan | Ivor's uncle. |
| Rodney | Swan | Ivor Swan's father. A general. |
| Rosalind | Swan | Stella's mother. |
| Mrs. | Thetford | Mrs. Dean's cleaning lady. |
| Thomas | Thetford | William's brother. |
| William | Thetford | The man who walked to the police station. |
| Adelaide | Turner | Frensham's former fiancé. |
| Leonie | West | A ballet dancer. Matthew's former lover. |
| Sheila | Wexford | Wexford's daughter. |
| Reg | Wexfrod | The police chief inspector. |
| Harry | Wild | The chief reporter of the Kingsmarksham courier. |
| Miss | Williams | The woman who runs Stella's school. |
| Grace | Woodville | Jenny's sister. |
| Blain | | A dog breeder. |
| Camb | | The station sergeant. |
| Elsie | | Charley's niece. |
| Gates | | The station sergeant. |
| Griswold | | The chief constable. |
| Loring | | One of Wexford's associates. |
| Martin | | The station sergeant. |
| Peach | | One of Wexford's associates. |
