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Crime•Drama•Mystery

The Best Episodes of Slow Horses Season 6

Every episode of Slow Horses Season 6 ranked from best to worst. Discover the Best Episodes of Slow Horses Season 6!

Binge this in 1h 35m•Peaking at 8.4/10

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.

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Episode Rankings

  1. #1 Fan Favorite
    Slow Horses Season 6 Episode 1 - Circle of Life
    8.4/10(1223 votes)

    #1 - Circle of Life

    S6:E1

    River braces for his grandfather's funeral. Lamb looks into the death of an ex–Slow Horse.

    Director:Adam Randall
    Writer:Gaby Chiappe

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  2. Slow Horses Season 6 Episode 2 - Daddy Issues
    8.3/10(680 votes)

    #2 - Daddy Issues

    S6:E2

    The reemergence of Frank Harkness and a suspicious string of murders put Lamb and team on high alert.

    Director:Adam Randall
    Writer:Edward Docx

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Season 6 Ratings Summary

"Circle of Life" is the best rated episode of "Slow Horses" season 6. It scored 8.4/10 based on 1223 votes. Directed by Adam Randall and written by Gaby Chiappe, it aired on 9/16/2026. This episode is rated 0.1 points higher than the second-best, "Daddy Issues".