| Venue | Southend Palace Theatre |
| Other spaces: Dixon Studio | |
| Town | Westcliff-on-Sea |
| County | Essex |
| From | 7th March 2011 |
| To | 12th March 2011 |
| What is currently on at Southend Palace Theatre (V43) | |
T079834184| Author | Agatha Christie |
| Producer | Bill Kenwright (by special arrangement with Agatha Christie Ltd) |
| Company | Agatha Christie Theatre Company |
| Director | Joe Harmston |
| Design | Simon Scullion |
| Performer | Susan Penhaligon (Lisa Koletzky) |
| Performer | Robert Duncan (Professor Karl Hendryk) |
| Performer | Ali Bastian (Helen Rollander) |
| Performer | Mark Wynter (Dr Stoner) |
| Performer | Peter Byrne (Sir William Rollander) |
| Performer | Matthew Lewis (Lester Cole) |
| Performer | Elizabeth Power (Mrs Roper) |
| Performer | Cassie Raine (Anya Hendryk) |
| Performer | Andrew Malkin (Inspector Ogden) |
| Performer | Mark Martin (Sergeant Pearce) |
