- Original release
-
Platform release date
- Previous episode S05E04 - Murder, He Wrote
- Number S05E05
-
Director
John Terlesky
-
Writer
Andrew W. Marlowe
- Country United States
- Genres Comedy, Crime, Drama, Mystery, Romance
-
External links
TheTVDB page
IMDB page
TheMovieDB page -
Last update
12 September 2025 - 01:22
on 11 databases
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.
Watch
Next episode
S05E06 - The Final Frontier
