Slow Horses
Season 5
September 24, 2025
6Episodes
8.3
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.
Episodes
1. Bad Dates
7.9
September 24, 2025
46 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.
Guest Stars:
Rosalind Eleazar, James Callis, Ruth Bradley, Tom Brooke, Nick Mohammed
2. Incommunicado
8.1
October 1, 2025
48 min
Lamb intercepts an assassin. Taverner receives a key piece of intel about the Abbotsfield shooting.
Guest Stars:
Samuel West, James Callis, Ruth Bradley, Tom Brooke, Nick Moss
3. Tall Tales
8.0
October 8, 2025
40 min
An act of sabotage grinds London to a halt. Taverner interrogates Roddy. Coe is convinced a destabilization strategy is at play.
Guest Stars:
Bally Gill, Chi Aloysius, Rebecca Dyson-Smith, James Callis, Ruth Bradley
4. Missiles
8.6
October 15, 2025
40 min
Flyte sets out to find Roddy's girlfriend. The gang is dispatched to two different campaign events to prevent another attack.
Guest Stars:
Rebecca Dyson-Smith, James Callis, Ruth Bradley, Tom Brooke, Nick Mohammed
5. Circus
8.6
October 22, 2025
45 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.
Guest Stars:
Jonathan Pryce, Bally Gill, Naomi Wirthner, Rebecca Dyson-Smith, James Callis
