| 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. |