SpoilerTV Image Archive | Gallery | Castle | Season 6 | Promotional Episode Photos | Episode 6.20 - That 70s Show | Full Set | 135125_0553
CASTLE - "That '70s Show" - 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, on "Castle," MONDAY, APRIL 21 (10:01-11:00 p.m., ET) on the ABC Television Network. (ABC/Danny Feld) JON HUERTAS