Psychopaths terrorize the tenants of a ritzy high-rise when the lights go out in New York City in this action thriller. Led by Christie (Robert Carradine), a group of psychotic killers goes from apartment to apartment on a crime spree during a paralyzing power failure. Can lone cop Dan Evans (James Mitchum) stop the madmen and the mayhem? The film boasts a solid supporting cast that includes June Allyson, Belinda Montgomery and Ray Milland.