Watch Castle Season 3 Episode 9 online via TV Fanatic with over 7 options to watch the Castle S3E9 full episode. Affiliates with free and paid streaming include Amazon, iTunes, Vudu, YouTube Purchase, Google Play, Xfinity, and TNT.
|YouTube Purchase||Watch Now|
|Google Play||Watch Now|
An astrophysicist is found dead this week, leading to a case that keeps pointing back to the impossible: alien abduction. Lyle Lovett guest stars.