Season 5
6 episodes · Sep 24, 2025
In season five, everyone is suspicious when resident tech nerd Roddy Ho has a glamorous new girlfriend. When a series of increasingly bizarre events occur across the city, it falls to the Slow Horses to work out how everything is connected. After all, Lamb knows that in the world of espionage, the London Rules — cover your back — always apply.
Season Videos
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S5E1Bad Dates
Sep 24, 202546mA mass shooting rocks London, intensifying a testy mayoral race. Shirley believes one of the Slow Horses was the target of an attempted hit.
S5E2Incommunicado
Oct 1, 202548mLamb intercepts an assassin. Taverner receives a key piece of intel about the Abbotsfield shooting.
S5E3Tall Tales
Oct 8, 202540mAn act of sabotage grinds London to a halt. Taverner interrogates Roddy. Coe is convinced a destabilization strategy is at play.
S5E4Missiles
Oct 15, 202540mFlyte sets out to find Roddy's girlfriend. The gang is dispatched to two different campaign events to prevent another attack.
S5E5Circus
Oct 22, 202545mLamb debriefs River and Coe. Roddy is pulled in to help decipher a piece of code as the destabilization strategy nears its final stage.
S5E6Scars
Oct 29, 202552mIt's up to the Slow Horses to stop Farouk's team from completing its mission in a final act of mass carnage.