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Slow Horses Wraps Season 5 as Apple Sets Course for Seasons 6 and 7

The next chapter has finished filming, adapts two Mick Herron novels in six episodes, and is widely expected to arrive in fall 2026.

Overview

  • Apple TV+ has officially renewed the series for Season 6 and Season 7, extending the adaptation of Mick Herron’s Slough House novels.
  • Season 6 will combine Joe Country and Slough House, with Apple’s logline describing the team on the run in a high-stakes game of retaliation and revenge.
  • Filming on Season 6 wrapped earlier this year, and outlets report the six-episode season is likely to premiere in fall 2026.
  • A teaser tied to the Season 5 finale signals a darker, more action-forward run, featuring the unit in hiding and Hugo Weaving’s return as Frank Harkness.
  • Creator Will Smith is departing after Season 5, with Gaby Chiappe and Ben Vanstone taking writing leadership on the next two seasons and Adam Randall directing Season 6.