Sneak Peek more new footage, images and synopsis from the new "Castle" episode "The Human Factor", written by David Amann and directed by Bill Roe, airing May 6, 2013 on ABC, with guest star Carlos Bernard:
"...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..."
Click the images to enlarge and Sneak Peek "Castle: The Human Factor"...