《血蝶》是属于恐怖电影类型，演员主要是赫尔穆特·贝格贾恩卡洛·斯布拉贾伊妲·伽利温迪·德奥利芙金特·施托尔沃尔夫冈·普莱斯洛雷拉·德卢卡PeterShepherd盖比瑞拉·德奥利芙斯特法诺·奥佩迪萨诺安娜·金尼曼达娜·吉亚FedericaTessari凯荷·安德烈卡拉·曼奇尼，主要剧情/介绍/评论Duccio Tessari's rare Giallo starring Helmut Berger, Giancarlo Sbragia, Evelyn Stewart, Silvano Tranquilli Carole Andre. A young student is murdered in a park by an unseen assailant during a heavy thunderstorm. The murderer makes his escape, but is identified by a number of people at the park exit. A sports presenter from a local TV channel, Alessandro Marchi, is quickly arrested, and despite protestations of innocence, is charged with the murder.　　Marchi calls his lawyer, who promises to have him released very soon, but when it comes to the trial the lawyers case is a weak one, full of holes, and Marchi is duly found guilty.　　All is not what it seems and it soon becomes apparent that the lawyer is having an affair with Marchi's wife and obviously does not have Marchi's best interests at heart…