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Castle: Probable Cause

While investigating a shocking ritualistic murder, Beckett and her team uncover surprising evidence linking Castle to the killing. As the evidence against him mounts, loyalties are tested, and when surprising revelations come to light, Beckett begins to wonder how well she really knows her new lover and partner of four years.

Source: ABC

Episode Info

Episode number: 5x5
Production Number: 506
Airdate: Monday October 29th, 2012

Alternate Airdates:

AU (Seven) Nov 26, 2012
UK (alibi) Nov 27, 2013

  • Currently 9.3/10
9.3/10 (11 Votes cast)
Guest Stars
Michael Mosley
As Jerry Tyson
Alexa Havins
As Elle Daniels
Romi Dias
As ADA Toni Gonzalez
Gerald Downey
As Lloyd Kurtzman

Co-Guest Stars
Sylvester Foster
As Precinct Detective
Paul Anthony Scott
As Paul Dyson
Dasha Flynn
As Receptionist
Dawnmarie Ferrara
As Female Uniform
Jason Sims-Prewitt
As Uniformed Officer
Main Cast
Nathan Fillion
As Richard Castle
Stana Katic
As Detective Kate Beckett
Susan Sullivan
As Martha Rodgers
Jon Huertas
As Detective Javier Esposito
Seamus Dever
As Detective Kevin Ryan
Tamala Jones
As Dr. Lanie Parish
Molly Quinn
As Alexis Castle
Penny Johnson Jerald
As Captain Victoria Gates


The episode begins with a woman entering a house calling out to Tess. She picks up her mail from the floor and places it on the table. She notices blood on the rug. Tess still is responding. Just then a drop of blood drips on to her face from the ceiling. She looks up and screams; a girl is fixed on to the ceiling with barbed wire. Next, Alexis is at home to get some clothes. She then tells him that she is meeting some friends for a study session and leaves. Next, Kate and Castle arrive at the crime scene. The victim’s name is Tessa Horton and her roommate was out of town. COD appears to be strangulation and there is a symbol drawn on her forehead with a razor. ..

Read the full recap
Other Episode Crew

CreatorAndrew W. Marlowe
Executive ProducerArmyan Bernstein  |  David Amann  |  Andrew W. Marlowe  |  Rob Bowman  |  Laurie Zaks
Co-Executive ProducerRob Hanning  |  David Grae
Supervising ProducerChristine Roum
ProducerElizabeth Beall  |  Terence Paul Winter  |  Marc A. Kahn  |  D. Howard Grigsby
Production DesignerAlfred Sole
EditorDavid Latham
MusicRobert Duncan (2)
Director of PhotographyBill Roe
ThemeRobert Duncan (2)
Warning: Castle season 5 episode 5 guide may contain spoilers
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