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What "Castle" 20-th episode about
When construction workers find the body of an infamous New York mobster who disappeared in the seventies, Beckett and Castle try to solve this three decade-old Mafia hit. Unfortunately, their only witness is a man who thinks it's still the 1970's, so to uncover what he knows, they must play into his delusion, and party like it's the last days of disco.
Episode number: 20
Episode name: "That '70s Show"
Episode release date: 22 april 2014 at 02:00
Status: aired
Rating: 8.2