| Name | Character | Episodes |
|---|---|---|
| Joan Hickson | Miss Jane Marple | 2 |
| Jane Booker | Miss Cooke | 2 |
| Bruce Payne | Michael Rafiel | 2 |
| Roger Hammond | Mr. Broadribb | 2 |
| John Horsley | Professor Wanstead | 2 |
| Patrick Godfrey | Mr. Schuster | 2 |
| Margaret Tyzack | Clothilde Bradbury-Scott | 2 |
| Anna Cropper | Anthea Bradbury-Scott | 2 |
| Ann Queensberry | Miss Wimpole | 2 |
| Frank Gatliff | Jason Rafiel | 2 |
| Joanna Hole | Madge | 2 |