Episode guide
Slow Horses: Season 6
6 episodes · premiered Sep 16, 2026
In season six, the Slow Horses are on the run as Diana Taverner embroils them all in a fatally high-stakes game of retaliation and revenge.
- Episode 1: Circle of Life Sep 16, 2026 · 48m · TMDB 8.2 River braces for his grandfather's funeral. Lamb looks into the death of an ex–Slow Horse.
- Episode 2: Daddy Issues Sep 23, 2026 · 47m · TMDB 8.5 The reemergence of Frank Harkness and a suspicious string of murders put Lamb and team on high alert.
- Episode 3: Resurrection Sep 30, 2026 · 49m · TMDB 7.8 Ex–Slow Horses return to the fold as assassins close in. Taverner faces the fallout of her TV interview.
- Episode 4: Lost & Found Oct 7, 2026 · 50m Lamb tries figuring out who Frank is working for. Sid, River, and Coe do everything to evade the hit squad.
- Episode 5: Sayonara Oct 14, 2026 · 48m River goes after Sid. Lamb sets his sights on Cantor. Taverner carries on with a treacherous deal.
- Episode 6: Judgement Day Oct 21, 2026 · 1h 2m · TMDB 8.1 The safe house becomes unsafe as Lamb and Taverner finally join forces.