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3.9337 ratings
Duration
60 minutes
Series Info
Season 3 Episode 13

Quick Summary

Knockdown – A retired detective warns Beckett he holds proof of foul play in her mother’s murder, only to be gunned down before he can expose the truth.

About This Program

Programme Overview

Knockdown is a stand‑alone episode airing on Great! Mystery, crafted for fans of British television drama that blends investigative intrigue with high‑stakes suspense. The narrative centres on Beckett, a determined protagonist whose personal quest for truth is thrust into danger when a retired detective steps forward with a startling claim. The episode promises a tightly woven plot that examines the shadows behind a long‑unsolved murder, delivering the kind of edge‑of‑your‑seat storytelling that UK viewers have come to expect from quality mystery programming.

What to Expect

The episode opens with Beckett receiving a confidential visit from a retired detective who asserts he holds concrete evidence of foul play surrounding the investigation into her mother’s murder. This revelation injects fresh momentum into an already fraught case, suggesting that the original inquiry may have been compromised. Before the detective can disclose the details, he is abruptly shot dead, leaving Beckett—and the audience—grappling with unanswered questions and a looming threat. The sudden loss of a key informant creates a palpable sense of urgency, driving the plot forward as Beckert must navigate a web of deception while confronting new, unseen dangers.

Why Watch

Great! Mystery viewers will be drawn to Knockdown for its masterful blend of classic detective work and contemporary thriller elements. The episode’s focus on personal loss, combined with a stark betrayal of trust, resonates deeply with audiences who appreciate character‑driven narratives that explore the darker side of justice. The stark contrast between the retired detective’s seasoned insight and Beckett’s relentless determination offers a compelling dynamic, while the unexpected shooting adds a visceral shock that elevates the stakes. This combination of emotional depth and suspense makes the episode a standout entry in the mystery genre.

Additional Details

While the episode stands alone, its thematic ties to broader investigative storylines make it an appealing watch for regular followers of British mystery dramas. The concise runtime ensures a focused, high‑impact experience, delivering a complete arc that leaves viewers eager for resolution. Whether you are a long‑time fan of Great! Mystery or new to the channel’s lineup, Knockdown offers a compelling glimpse into the complexities of truth‑seeking in the face of lethal opposition, promising an unforgettable viewing experience for UK television audiences.

Castle broadcasts on Great! Mystery at 7:00pm, Thursday, 6 November 2025.

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