Detective Sgt. Tom Hardy (BRUCE WILLIS) is a maverick cop who has been demoted to "waterdog" -- river patrol -- because he is convinced the department has convicted the wrong man of a score of serial killings, including that of his father. His reputation is on the line as the killings continue--and this time he knows the victims personally. Co-starring Sarah Jessica Parker (SEX IN THE CITY), Dennis Farina (OUT OF SIGHT) and John Mahoney (MOONSTRUCK, TV's FRASIER).