| | Dolly | Bantry | Arthur Bantry's wife. |
| | Jane | Marple | A woman who has an ability to solve Mysterious Crime. |
| | Colonel | Melchett | The Chief Constable. |
| | Inspector | Slack | A Police Inspector. |
| | Basil | Blake | Dinah Lee's boyfriend. |
| | Dinah | Lee | Basil Blake's girlfriend. |
| | Ruby | Keenee | A young dancer / Missing. |
| | Josephine | Turner | A professional dancer / Ruby Keenee's distant cousin. |
| | Superintendent | Harper | A police superintendent in Glenshire Police. |
| | Adelaide | Jefferson | Conway Jefferson's daughter-in-law. |
| | George | Bartlett | Majestic Hotel's guest. |
| | Peter | Carmody | Conway Jefferson's grandson. |
| | Mark | Gaskell | Conway Jefferson's son-in-law. |
| | Conway | Jefferson | An old man whose leg is badly injured. |
| | Colonel. Arthur | Bantry | Dolly Bantry's husband / Jane Marple's friend. |
| | Raymond | Starr | Josephine Turner's Dance Partner. |
| | Henry | Clithering | Retired Commissioner of Metropolitan. Jane Marple's friend. |
| | Mary | | Dolly Bantry's servant. |
| | Mr. | Palk | A Police Constable. |
| | Mrs. | Palk | Mr. Palk's wife. |
| | Mrs. | Chetty | Acquaitance of Jane Marple. |
| | Edie | Chetty | Mrs. Chetty's son. |
| | Selena | Blake | Basil Blake's mother. |
| | Lorrimer | | One of the servants of the Bantrys. |
| | William | Booker | Owner of the new, big house. |
| | Rosamund | Jefferson | Frank Jefferson's wife. |
| | Frank | Jefferson | Conway Jefferson's son. |
| | Mr. | Prescott | Josephine Turner's boss. |
