Sugar and cream? Or a lethal dose of poison? The inventor of a powerful new explosive,Sir Claud Amory, is somewhat disconcerted when the chemical formula goes missing - the situation worsened by the knowledge that the thief is one of Sir Claud's house-guests. A relative? Or a 'friend'? Whoever the culprit, Sir Claud decides to give them a sporting chance - which is more than someone gives him. As the doors are locked and the lights turned off, rather than return the formula, one of the guests adds something to their host's coffee . . . Adapted as a novel by Charles Osborne
Agatha Christie
Agatha Christie was a renowned British author known for her detective novels and short stories. She is best known for creating iconic characters such as Hercule Poirot and Miss Marple. Christie's works are characterized by clever plot twists, intricate puzzles, and surprising endings. Her most famous work, "Murder on the Orient Express," has become a classic of the mystery genre. Christie's contributions to literature include popularizing the "whodunit" genre and establishing herself as the best-selling novelist of all time. Her influence on the mystery genre continues to be felt to this day.