Slow Horses - Season 6

Slow Horses - Season 6

First aired: 9/16/2026 6 episodes

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.

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Episodes

1. Circle of Life

Aired: 9/16/2026

River braces for his grandfather’s funeral. Lamb looks into the death of an ex–Slow Horse.

2. Daddy Issues

Aired: 9/23/2026

The reemergence of Frank Harkness and a suspicious string of murders put Lamb and team on high alert.

3. Resurrection

Aired: 9/30/2026

Ex–Slow Horses return to the fold as assassins close in. Taverner faces the fallout of her TV interview.

4. Lost & Found

Aired: 10/7/2026

Lamb tries figuring out who Frank is working for. Sid, River, and Coe do everything to evade the hit squad.

5. Sayonara

Aired: 10/14/2026

River goes after Sid. Lamb sets his sights on Cantor. Taverner carries on with a treacherous deal.

6. Judgement Day

Aired: 10/21/2026

Season finale. The safe house becomes unsafe as Lamb and Taverner finally join forces.