Three Act Tragedy // Murder in Three Acts — Agatha Christie

The Reverend Stephen Babbington seldom imbibed, but for the glittering soiree given by renowned actor Sir Charles Cartwright, he indulged in a cocktail .. .and fell over dead. Since there was no trace of poison and no motive for murder, the case was closed. Then an identical death at a London party with the same guest list presents Hercule Poirot with his most unusual mystery. In need of both clues and suspects, the masterful detective stages a dinner party of his own ... at which Death is the guest of honor.