Slow Horses: Story, Cast and Series Facts
Slow Horses (2022): Drama, Thriller, Espionage. Series details, synopsis, cast and season dates from TVmaze.

Story and premise
Slow Horses follows the story of a group of British intelligence agents who serve in a dumping ground department of MI5 called Slough House after the big mistakes they've made that resulted in the end of their mainstream careers.
This quick-witted spy drama follows 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.
Series details
- Title: Slow Horses
- Format: Scripted
- Language: English
- Genres: Drama, Thriller, Espionage
- Premiere date: 2022-04-01
- Status in TVmaze: Running
- Web channel listed by TVmaze: Apple TV
- Typical episode runtime: 45 minutes
- TVmaze community rating: 8.1/10
- TVMaze ID: 45039
- IMDb ID: tt5875444
- TVDB ID: 372264
Cast and credited roles
- Gary Oldman — Jackson Lamb
- Jack Lowden — River Cartwright
- Kristin Scott Thomas — Diana Taverner
- Jonathan Pryce — David Cartwright
- Sophie Okonedo — Ingrid Tearney
- Hugo Weaving — Frank Harkness
Seasons in the TVmaze catalogue
- Season 1: premiered 2022-04-01; final listed air date 2022-04-29; episode order: 6.
- Season 2: premiered 2022-12-02; final listed air date 2022-12-30; episode order: 6.
- Season 3: premiered 2023-11-29; final listed air date 2023-12-27; episode order: 6.
- Season 4: premiered 2024-09-04; final listed air date 2024-10-09; episode order: 6.
- Season 5: premiered 2025-09-24; final listed air date 2025-10-29; episode order: 6.
- Season 6: premiered 2026-09-16; final listed air date 2026-10-21; episode order: 6.
- Season 7: episode order: 6.
- Season 8: episode order: 6.
Source and licence
Adapted from Slow Horses on TVmaze. The synopsis is reproduced as plain text; catalogue facts, cast and season records are selected and reformatted. This adapted text is available under CC BY-SA 4.0, following the TVmaze API licence. Network and web-channel credits identify the service listed in this source; they do not establish current streaming availability.


