海边别墅的女房客埃勒维兹掉下悬崖死亡，邻居德拉蒙向警局声称他们在海边发生了一次争吵，他转身离开，后来才发现酒醉的埃勒维兹失足落海。房东——寡妇琳恩搬进了已故丈夫留下的这栋海滨别墅里。她发现德拉蒙会经常过来干扰她的生活，虽然自己很生气却又被他迷倒。在琳恩决定与德拉蒙结婚并前去度蜜月之时，却发现他可能与埃勒维兹的死有关，甚至还可能会杀害自己……...

A pathologist, Dr. Warren Chapin (played by Vincent Price), discovers that the tingling of the spine in states of extreme fear is due to the growth of a "tingler"—a spinal parasite which can...