| Mystery of the Blue Train | Adult (m) | 3,907 | 900 | 1 |
| The Peril at End House | Adult (f) | 5,031 | 1,110 | 1 |
| The Murder on the Orient Express | Adult (f) | 3,726 | 938 | 0 |
| The Death in the Clouds | Adult (m) | 3,413 | 876 | 0 |
| Poirot Investigates | Adult (m) | 4,228 | 915 | 1 |
| Mysterious Affair at Styles | Adult (m) | 3,603 | 757 | 0 |
| Murder of Roger Ackroyd | Adult (f) | 3,449 | 699 | 2 |
| Murder on the Links | Adult (f) | 3,727 | 834 | 0 |
| Murder after Hours | Adult (m) | 8,403 | 1,388 | 7 |
| Five Little Pigs | Adult (f) | 8,192 | 1,395 | 14 |
| The Murder in the Mews | Adult (f) | 8,404 | 1,507 | 24 |
| The Murder in Mesopotamia | Adult (m) | 8,463 | 1,489 | 20 |