Who is the man with no head?

Commander John Carlyle has enough on his plate with a dead film producer and a runaway actor, not to mention the alcoholic boss who's accused him of harassment. The last thing he needs is a headless corpse in the cells of a recently closed police station. Does the killing have something to do with the station's dark past? It seems more than coincidence but Carlyle has to identify the victim before he can solve the murder...