Young Elinor Carlisle, engaged to marry the dashing Roddy Winter, finds herself charged with the fatal poisoning of Mary Gerrard, her rival in love. Poirot has the job of saving Elinor, but the evidence against her is overwhelming.

• Agatha Christie
• Russell Murray
• Clive Exton

• Denys Hawthorne
• Angela Down
• Vanessa Kirby