主演：海倫·海絲 貝蒂·戴維斯 約翰·米爾斯 弗朗西斯·德·拉·圖瓦 Liane Langland
導演：迪克·勞瑞
簡介：Marple is asked by her lawyer, Christian Gilbranson, to visit his step-mother, Carrie Louise Serrocold, an old friend of Miss Marple's, at her country estate. Carrie's husband, Lewis, confides to Miss Marple that he suspects someone is slowly poisoning his wife, and when Gilbranson visits the mansion, he is mysteriously murdered.