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Castle

ABCDrama, Crime · 8 seasons

8.0TMDB

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Episode roomCastle S4 E16
Still 1 from Linchpin (2)

Castle · Season 4 · Episode 16

Linchpin (2)

Monday, February 20 · 44 min · ★ 7.9 on TMDB

Castle & Beckett race to find the "Linchpin" in order to stop the first domino in a chain of events which will plunge the United States into war. Their efforts continue to put Castle in contact with Sophia Turner - a smart, commanding and sexy CIA operative who was Castle's inspiration for Clara Strike in the "Derrick Storm" series of books; and intelligence officer Martin Danberg is back.

DirectorRob Bowman
WriterAndrew W. Marlowe

Guest stars

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