Castle Season 6 Episode 5

Castle Season 6 Episode 5

A grisly murder investigation leads Castle and Beckett to a suspect who claims he’s traveled back in time to stop terrible events from unfolding, events that will change the course of human history. Is he simply a deluded killer, or is it possible that he’s telling the truth?

Episode Title: Time Will Tell

Air Date: 2013-10-21

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