Overview

• Slow Horses Season 5 debuts on September 24, 2025, with two episodes followed by weekly installments through October 22.
• The upcoming season adapts Mick Herron’s fifth Slough House novel London Rules under showrunner Will Smith’s television adaptation.
• Plot developments center on tech specialist Roddy Ho introducing a glamorous new girlfriend whose arrival coincides with baffling incidents across London.
• Gary Oldman returns as Jackson Lamb alongside Kristin Scott Thomas, Jack Lowden and Christopher Chung, with guest star Nick Mohammed and the return of Hugo Weaving.
• Apple TV+ has already renewed the espionage drama for a sixth season, reflecting its sustained critical and audience acclaim.