Watch Castle Season 3 Episode 9 online via TV Fanatic with over 6 options to watch the Castle S3E9 full episode. Affiliates with free and paid streaming include Amazon, iTunes, Vudu, YouTube Purchase, Google Play, and Verizon On Demand.
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An astrophysicist is found dead this week, leading to a case that keeps pointing back to the impossible: alien abduction. Lyle Lovett guest stars.