Here is the plot summary for "Appointment with Death": In this 1988 film, based on Agatha Christie's novel of the same name, Emily Boynton (Piper Laurie) is the manipulative and controlling stepmother to three children: Greta (Suzanne Bertish), Carolyn (Elisabeth Shue), and Lindquist (Paul L. Gittleman). Upon the death of her husband, Lady Westholme, Emily learns that he had written a second will, which would have granted freedom and independence to their children, free from her grasp. Determined to maintain her hold on the family fortune and influence, Emily blackmails the family lawyer, Mr. Daughterton (John Light), into destroying the second will, threatening to reveal his own dark secret if he refuses. Meanwhile, Hercule Poirot (Peter Ustinov), a renowned detective, is invited by the children's uncle, Raymond West (James Remar), to investigate Emily's suspicious behavior. As Poirot delves deeper into the case, he uncovers a web of deceit and motives that lead him to suspect Emily of murder. However, when Lady Westholme dies under mysterious circumstances, Poirot must unravel the complex relationships between the characters to reveal the truth behind her death. With its intricate plot twists and memorable performances, "Appointment with Death" is a classic whodunit that showcases Christie's masterful storytelling and Poirot's exceptional detective skills.