Watch Castle Season 2 Episode 23 online via TV Fanatic with over 5 options to watch the Castle S2E23 full episode. Affiliates with free and paid streaming include Amazon, iTunes, Vudu, YouTube Purchase, and Google Play.
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Beckett asks for Demming's help on a case this week, which means Castle can watch their romance first hand. As you might expect, the investigation therefore becomes a competition for Kate's attention.