主演：約瑟夫·科頓 簡·皮特斯 加里·梅里爾 凱薩琳·麥克勞德
導演：安德魯·L·斯通
簡介：Whitney Cameronn (Cotten), a man with a strong affection for his sister-in-law (Peters). When one of her stepchildren dies, it's revealed that the child was poisoned to death. Whitney suspects his sister-in-law committed the murder and is afraid that her other son may be in danger. The film climaxes during an ocean voyage aboard a cruise ship.