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Castle Season 4 Episode 21 Reviews

Best Castle and Beckett Moments From Castle Season 4, Episode 21: "Headhunters"
'Castle' Recap: Heads are Gonna Roll
Castle Recap of Season 4, Episode 21: "Headhunters"
Castle Review: Well Done, Sherlock
Castle Review: What Did You Think of Castle Season 4, Episode 21: "Headhunters"?
Castle “Headhunters” Review – Mal and Jayne, Together Again!