Agatha Christie, the queen of mystery, has left an indelible mark on the world of literature and film. With 66 detective novels and 14 short story collections, her iconic characters Hercule Poirot and Miss Marple have become synonymous with the genre. Collectors particularly cherish the film adaptations of her works, such as "Murder on the Orient Express" (1974) and "Death on the Nile" (1978), which capture the essence of her intricate plots and unforgettable characters. For those passionate about physical media, the documentary "Agatha Christie: 100 Years of Poirot and Miss Marple" (2020) is a must-have. This release not only honors her legacy but also serves as a treasure trove of behind-the-scenes insights and interviews, making it a sought-after item for any Christie enthusiast. As adaptations continue to emerge, from Kenneth Branagh's recent films to vintage classics, Christie's work remains a cornerstone of collectible cinema, ensuring her stories will intrigue audiences for generations to come.