Title: Heroes & Villains Air Date: September 26, 2011 at 10:00 PM PDT
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? Read the full recap here.