Spoiler Photos From Castle Season 5, Episode 23: “The Human Factor”
When Homeland Security inexplicably seals the crime scene of a car bombing, Castle and Beckett find themselves with two mysteries on their hands: who murdered the victim, a government whistleblower, and why are federal agents trying to take over the case? The plot thickens when they discover that the victim wasn't killed by a car bomb but by a missile from a military drone. Carlos Bernard guest stars as Jared Stack, a mysterious operative who may hold the key to solving the case.
Original Air Date: Castle Season 5, Episode 23: "The Human Factor" airs Monday, May 6, 2013 at 10 p.m. ET on ABC.