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Castle: Linchpin (2)

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.

Source: ABC

Episode Info

Episode number: 4x16
Production Number: 416
Airdate: Monday February 20th, 2012

Director: Rob Bowman
Writer: Andrew W. Marlowe

Alternate Airdates:

AU (Seven) May 16, 2012
Hungary Apr 25, 2014

  • Currently 8.2/10
8.2/10 (16 Votes cast)


Special Guest Stars
Jennifer BealsJennifer Beals
As Sophia Turner

Guest Stars
Josh StambergJosh Stamberg
As Martin Danberg
David ChisumDavid Chisum
As Thomas Gage
Jim Turner (2)Jim Turner (2)
As Janacek Spivey
Cal GibsonCal Gibson
As Chess Player

Co-Guest Stars
Russell EdgeRussell Edge
As Jones
Burnadean JonesBurnadean Jones
As Tech #2
Lak RanaLak Rana
As Tech #3
Jade CarterJade Carter
As Agent Jack Corrigan
David LimDavid Lim
As Agent Trahn
Steve KramerSteve Kramer
As Super
Main Cast
Nathan Fillion
As Richard Castle
Stana Katic
As Detective Kate Beckett
Jon Huertas
As Detective Javier Esposito
Seamus Dever
As Detective Kevin Ryan
Tamala Jones
As Dr. Lanie Parish
Molly Quinn
As Alexis Castle


The scene continues with after Blakely is shot dead at the port, and the car in which Beckett and Castle were sitting has been rammed into the water, the car is getting filled up to the roof. Beckett struggles to free herself from the seat belt, and Castle is trying to figure out a way to cut the strap. They have lost everything that could be handy in this situation in the jolt, but Castle is able to find a flashlight. He goes into the rear end of the car, and dips his head into the water trying to find something useful. However, he has to stay too long there, and time is running out. The car keeps sinking, and after a while, Castle is nowhere to be heard from. Beckett tries to force her way out of the jammed doors, but fails. The water level rises, and chokes her unconscious. ..

Read the full recap
Other Episode Crew

CreatorAndrew W. Marlowe
Executive ProducerArmyan Bernstein  |  Laurie Zaks  |  Rob Bowman  |  Andrew W. Marlowe  |  David Amann
Co-Executive ProducerMoira Kirland Dekker
ProducerD. Howard Grigsby  |  Marc A. Kahn  |  Alexi Hawley
Co-ProducerElizabeth Beall  |  Christine Boylan  |  Terence Paul Winter
Consulting ProducerRob Hanning
Warning: Castle season 4 episode 16 guide may contain spoilers
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