Watch Castle Season 5 Episode 18 online via TV Fanatic with over 6 options to watch the Castle S5E18 full episode. Affiliates with free and paid streaming include Amazon, iTunes, Vudu, YouTube Purchase, Google Play, and Verizon On Demand.

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Episode Details

We learn a lot more about Ryan on this episode of Castle, as the detective goes undercover.


Rating: 4.7 / 5.0 (295 Votes)
Show:
Castle
Season:
Episode Number:
18

Castle Season 5 Episode 18 Quotes

Talk about death by chocolate.

Castle

Beckett: Do you want to grab a bite to eat?
Castle: Actually, it's not food I'm craving.

Castle Season 5 Episode 18 Music

  Song Artist
Angels & Devils The Mahones iTunes
Express Yourself Stray Palace iTunes
Changed Stray Palace iTunes