Agatha Christie: And Then There Were None retains most of the basic plot elements of Agatha Christie's novel of the same name; the major differences are the inclusion of the playable character, Patrick Narracott, and the creation of a range of possible endings. To further the connection between the game and its source material, Christie's novel was included in the North American PC release of the game. "Agatha Christie: And Then There Were None" was followed by two more games, "" and "". Since they were based on their respective novels, their plots were unrelated to this first game. Reactions to the game were mixed, with many
Agatha Christie: And Then There Were None reviewers polarized in their opinions: some calling it a good adaptation of the novel; others, an extremely poor adventure game. Several reviews harshly criticized the game's character design and graphics as being archaic and outdated, whereas others praised aspects such as character dialogue and a captivating story. "And Then There Were None" is a point-and-click adventure game, played from a third-person perspective. Most of the interactive elements of "And Then There Were None" consist of asking other characters questions, and collecting and combining items. The player can carry items using an inventory system, consisting of screens which can show up