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The Express Gazette
Wednesday, September 16, 2026

‘Slow Horses’ Season 6 Delivers High Stakes and Twists on Apple TV+

The espionage series adapts two novels, maintaining its signature blend of suspense and dark humor as the Slough House agents face new dangers.

US Politics 2 hours ago
‘Slow Horses’ Season 6 Delivers High Stakes and Twists on Apple TV+

Apple TV+’s espionage series ‘Slow Horses’ returns for its sixth season, adapting two novels from Mick Herron’s series: ‘Joe Country’ and ‘Slough House.’ The new season sees Jackson Lamb, portrayed by Sir Gary Oldman, River Cartwright (Jack Lowden), and the rest of the MI5 misfits from Slough House on the run, with mysterious targets on their backs.

This season introduces new antagonists: two assassins played by Kyle Soller and MyAnna Buring, and River’s father, Frank Harkness, portrayed by Hugo Weaving. Meanwhile, First Desk Diana Taverner (Kristin Scott Thomas) engages in a power struggle with Peter Judd (Samuel West) and British news channel owner Damien Cantor (Harry Lloyd), drawing the Slough House agents into her retaliation scheme.

‘Slow Horses’ Season 6 expands its narrative by adapting two books, a departure from its usual format. The series continues to navigate complex plotlines, including River Cartwright dealing with personal pain and the unexpected return of Sidonie “Sid” Baker (Olivia Cooke) from Season 1. Louisa (Rosalind Eleazar) reunites with her colleagues Shirley (Aimee-Ffion Edwards), Coe (Tom Brooke), Roddy (Christopher Chung), Moira (Joanna Scanlan), and Standish (Saskia Reeves). Season 2 addition Lenny Rush, as Reece Nesmith, a young witness to a murder, also plays a significant role.

Despite a change in showrunner, with Gaby Chiappe taking over from Emmy-winning creator Will Smith, the series maintains its established tone and pacing. Season 4 director Adam Randall returns to enhance action sequences and visual aesthetics, featuring innovative settings for chase and fight scenes. The season promises numerous twists and cliffhangers, setting the stage for Season 7.

Performances are highlighted, particularly the return of Olivia Cooke and Hugo Weaving’s villainous role. Tom Brooke as Coe and Lenny Rush as Reece Nesmith are also noted for their contributions. The season concludes with River Cartwright in a defeated state, underscored by the song “Love & Death” by Ebo Taylor.

‘Slow Horses’ Season 6 has been met with critical acclaim, praised for its sharp storytelling, strong performances, and successful balance of suspense and dark humor. The series has earned perfect Rotten Tomatoes ratings for previous seasons and continues to be recognized for its unique approach to the espionage genre.


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