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.
All episodes — Season 5
S5 E1Bad Dates
Sep 24, 20257.846 min
A mass shooting rocks London, intensifying a testy mayoral race. Shirley believes one of the Slow Horses was the target of an attempted hit.
S5 E2Incommunicado
Oct 1, 20257.948 min
Lamb intercepts an assassin. Taverner receives a key piece of intel about the Abbotsfield shooting.
S5 E3Tall Tales
Oct 8, 2025840 min
An act of sabotage grinds London to a halt. Taverner interrogates Roddy. Coe is convinced a destabilization strategy is at play.
S5 E4Missiles
Oct 15, 20258.540 min
Flyte sets out to find Roddy's girlfriend. The gang is dispatched to two different campaign events to prevent another attack.
S5 E5Circus
Oct 22, 20258.545 min
Lamb debriefs River and Coe. Roddy is pulled in to help decipher a piece of code as the destabilization strategy nears its final stage.
S5 E6Scars
Oct 29, 20258.552 min
It's up to the Slow Horses to stop Farouk's team from completing its mission in a final act of mass carnage.