Plot
Follow a dysfunctional team of MI5 agents—and their obnoxious boss, the notorious Jackson Lamb—as they navigate the espionage world's smoke and mirrors to defend England from sinister forces.
Cast
as Jackson Lamb
as River Cartwright
as Diana Taverner
as Catherine Standish
as Roddy Ho
as Louisa Guy
as Shirley Dander
Network
Status
Returning Series
First Aired Date
April 1, 2022
Last Aired Date
October 29, 2025
Production Companies
See-Saw Films
Flying Studio Pictures
Sony Pictures Television
Type
Scripted
Number of Season
5
Number of Episodes
30
Links
Gallery
Reviews
Source material seems great. Oldman is a wonderful piece of work. Twisty spy craft with good humour. Bureaucratic nonsense and secret dealings.
## **Slow Horses: A Gloriously Grubby Masterclass in Spycraft** Forget the slick, high-tech world of James Bond. In the shadowy corners of London, there’s a crumbling, foul-smelling building on Slough House where failed MI5 agents are sent to rot. They are the "Slow Horses," and their story is the best spy thriller on television. A potent cocktail of whip-smart writing, flawless performances, …
Currently at
Season 5
2025|6 Episodes
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.
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