主演：Clyde Hayes  蕾拉妮·萨尔利  Donna Locke  维克托·勃兰特  大卫·梅尔  Marta Kober  P..  

导演：Joseph  Mangine  

简介：　　A group of teenagers in San Francisco discover a nest of homicidal monsters living in a tower of the Golden Gate Bridge, but when they try to tell authorities, no one believes them.