主演：莱提西娅·罗曼  约翰·萨克松  瓦伦蒂娜·格特斯  

导演：马里奥·巴瓦  

简介：　　Nora is a young tourist traveling through Rome which takes a sudden turn when she witnesses a murder by a serial killer that the police have sought for years for the so-called Alphabet Killings, and Nora soon finds herself in way-over-her-head trouble when the police want her cooperation to catch the killer while the mystery killer soon targets her for his next victim.