The Castle cover art

The Castle

A Lancashire Detective Mystery (DCI Walker Crime Thrillers, Book 5)

Preview
LIMITED TIME OFFER

3 Months Free

$8.99/month after 3 months. Cancel anytime.
Get this deal
Offer ends on 29 July 2026 at 11:59 AEST.
More purchase options

The Castle

By: JJ Richards
Narrated by: Kevin E Green
Get this deal

$8.99/month after 3 months. Cancel anytime. Offer ends on 29 July 2026 at 11:59 AEST.

Buy Now for $25.09

Buy Now for $25.09

A body on display.

A message written in blood.

And a puzzle that defies logic.

DCI Jonathan Walker thought he’d seen it all—until a case in Lancaster forces him to read old crimes anew. When baffling clues surface in the city’s oldest institutions, Walker must navigate a web of secrets, public fury, and a riddle that won’t stay solved. Every answer seems to raise more questions, and the closer he gets, the more the stakes tighten.

When the hunt begins, you'd better be on the right side.

Atmospheric, propulsive and quietly unsettling, The Castle is a masterful police procedural that blends meticulous detective work with a slow-burn mystery. Perfect for listeners who love tense, character-driven thrillers where history casts a long shadow.

Fans of Ian Rankin, Ann Cleeves, Michael Connelly, and LJ Ross will devour this one.

Step into Lancaster’s dark heart. But beware what you might uncover.

The Castle is the fifth book in the DCI Walker series—although it can be listened to as a standalone.

Download NOW and get into this thrilling, unputdownable series!

©2025 Jason Gaskell (P)2025 Jason Gaskell
Crime Fiction Mystery Police Procedurals Exciting Fiction Heartfelt Detective
adbl_web_anon_alc_button_suppression_t1

Continue the series

The Wetlands cover art
The Wetlands By: JJ Richards
No reviews yet
In the spirit of reconciliation, Audible acknowledges the Traditional Custodians of country throughout Australia and their connections to land, sea and community. We pay our respect to their elders past and present and extend that respect to all Aboriginal and Torres Strait Islander peoples today.