Castle Season 4 Episode 2
Heroes and Villains
Episode Description: Heroes and Villains
Castle Season 4 Episode 2 Watch Online - When an ex-con is mysteriously slain in an alley, Castle and Beckett believe a vigilante is behind the murder. But efforts to identify their suspect are thwarted when they discover that he roams the city in a Superhero costume – and may indeed be a Superhero. Can they capture and unmask the killer before he strikes again?
