'Castle' Episode 4.22 Photos: Zombies Attack in 'Undead Again'

Zombies. On Castle. Seriously. A murdered man is found with human bite marks on his body, plunging Castle and Beckett into the New York City zombie subculture. Is that a thing? "Undead Again" airs on Monday, April 30 at 10pm on ABC.
By Laurel Brown

Talk About 'Castle' Episode 4.22 Photos: Zombies Attack in 'Undead Again'

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