Slow Horses
Created by Will Smith
Slow Horses follows the story of a group of British intelligence agents who serve in a dumping ground department of MI5 called Slough House after the big mistakes they've made that resulted in the end of their mainstream careers.This quick-witted spy drama follows a dysfunctional team of MI5 agents—and their obnoxious boss, the notorious Jackson Lamb—as they navigate the espionage world's smoke and mirrors to defend England from sinister forces.
The Slow Horses Season 6 finale premieres Wednesday, October 21, 2026 on Apple TV.
The Slow Horses Season 6 finale premieres Wednesday, October 21, 2026 on Apple TV.
When and where to watch
Release schedule
Known US dates and destinations
Next season
Season 8
No date announced
Listed for Apple TV
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Dates & episodes
Season guide
Current and recent seasons first. Original premiere dates, not current availability.
Episode guide
Season 6 episodes
- 1
Circle of Life source at TVmaze
River braces for his grandfather's funeral. Lamb looks into the death of an ex–Slow Horse.
- 2
Daddy Issues source at TVmaze
The reemergence of Frank Harkness and a suspicious string of murders put Lamb and team on high alert.
- 3
Resurrection source at TVmaze
Ex–Slow Horses return to the fold as assassins close in. Taverner faces the fallout of her TV interview.
- 4
Lost and Found source at TVmaze
Lamb tries figuring out who Frank is working for. Sid, River, and Coe do everything to evade the hit squad.
- 5
Sayonara source at TVmaze
River goes after Sid. Lamb sets his sights on Cantor. Taverner carries on with a treacherous deal.
- 6
Judgment Day source at TVmaze
Season finale. The safe house becomes unsafe as Lamb and Taverner finally join forces.
Cast and crew
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About this information
Sources and attribution
Supporting links and attribution for the dates, credits, schedules and watch options shown on this page.
- Official show page
- Cast and crew data
- Cast and crew data
- Next episode schedule
- Season release history
Release dates retain the source wording. Season history records original premieres; availability receipts identify options that can be used now or later.