Castle (2009) Season 4 Episode 22
When Castle and Beckett investigate the murder of a man with human bite marks on his body, Castle’s wild theories start flying. But none are as wild as what their only witness insists happened – a Zombie attack. As the evidence pointing towards an undead assailant piles up, the team plunges into New York’s Zombie subculture to find the killer and bring him in — dead, undead or alive
Serie: Castle (2009)
Episode Title: Undead Again
Air Date: 2012-04-30