Slow Horses (2022)

Drama · Thriller

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.

IMDb rating: 8.3 (147,520 votes)
Seasons: 5
Streaming (US): Apple TV+
Language: EN
Type: TV series

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Seasons

Season 1 (2022)

7.93 avg 6 episodes 7.5 → 8.2 47 min avg

Season 1 episodes — IMDb ratings
#	Title	Rating	Votes
1	Failure's Contagious	7.5	4,549
2	Work Drinks	7.7	3,933
3	Bad Tradecraft	8.1	3,762
4	Visiting Hours	7.9	3,523
5	Fiasco	8.2	3,477
6	Follies	8.2	3,605

Season 2 (2022)

8.22 avg 6 episodes 7.9 → 8.6 46 min avg

Season 2 episodes — IMDb ratings
#	Title	Rating	Votes
1	Last Stop	7.9	3,181
2	From Upshott with Love	7.8	2,929
3	Drinking Games	8.2	2,911
4	Cicada	8.2	2,861
5	Boardroom Politics	8.6	2,977
6	Old Scores	8.6	3,183

Season 3 (2023)

8.45 avg 6 episodes 8.2 → 8.6 43 min avg

Consistent

Season 3 episodes — IMDb ratings
#	Title	Rating	Votes
1	Strange Games	8.2	3,042
2	Hard Lessons	8.3	2,816
3	Negotiating with Tigers	8.6	2,982
4	Uninvited Guests	8.3	2,697
5	Cleaning Up	8.7	2,976
6	Footprints	8.6	3,257

Season 4 (2024)

8.35 avg 6 episodes 8.4 → 8.8 45 min avg

Big finale

Season 4 episodes — IMDb ratings
#	Title	Rating	Votes
1	Identity Theft	8.4	2,979
2	A Stranger Comes to Town	8.1	2,490
3	Penny for Your Thoughts	8.1	2,406
4	Returns	8.1	2,355
5	Grave Danger	8.6	2,645
6	Hello Goodbye	8.8	3,213

Season 5 (2025)

8.13 avg 6 episodes 7.7 → 8.5 44 min avg

Rising
Big finale

Season 5 episodes — IMDb ratings
#	Title	Rating	Votes
1	Bad Dates	7.7	2,605
2	Incommunicado	7.9	2,177
3	Tall Tales	8.1	2,182
4	Missiles	8.2	2,206
5	Circus	8.4	2,222
6	Scars	8.5	2,495