Original Air Date: February 20, 2012
Writer: Andrew Marlowe
Director: Rob Bowman
Summary: In the explosive conclusion of a two-part story arc that began last week with “Pandora,” 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, on “Castle.
Discussion: Episode 16 Discussion
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Legally watch and/or download the Season 4 episode “Linchpin” now.
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Executive Producers
- Andrew W. Marlowe
- Rob Bowman
- Laurie Zaks
- Armyan Bernstein
- David Amann
Main Cast
- Nathan Fillion – Rick Castle [Bio]
- Stana Katic -Detective Kate Beckett [Bio]
- Jon Huertas – Detective Javier Esposito [Bio]
- Seamus Dever – Detective Kevin Ryan [Bio]
- Molly C. Quinn – Alexis Castle [Bio]
- Susan Sullivan – Martha Rodgers [Bio]
- Tamala Jones – Lanie Parish [Bio]
- Penny Johnson Jerald – Captain Victoria Gates [Bio]
Guest Cast
- Jennifer Beals – Sophia Turner
- Josh Stamberg – Martin Danberg
- David Chisum – Thomas Gage
- Russell Edge – Agent Jones
- Burnadean Jones – Tech #2
- Lak Rana – Tech #3
Episode Images
