Slow Horsesseason 6 gets a new update from Gary Oldman ahead of the release of season 5. Based on the books by Mick Herron, the hit Apple TV+ show premiered in 2022, quickly becoming one of the most acclaimed original titles from the streamer. Season 4 debuted in September of last year, following Oldman’s Jackson Lamb, Jack Lowden’s River Cartwright, and the rest of Slough House as they work to take down Hugo Weaving’s Frank Harkness.Slow Horsesseason 5is expected to release this year, with season 6 also confirmed.
During a recent interview withExtra TVat the 2025Golden Globes, Oldman reveals thatfilming onSlow Horsesseason 6 is already underway. “This is Adam Randall who directed season 4 and is directing season 6, which we’re all going back to tomorrow," the actor said. After the interviewer expresses confusion regarding the status of season 6 given season 5’s lack of release date, Oldman clarifies: “5 is coming out and then we’re in the middle of 6.”
What Gary Oldman’s Slow Horses Season 6 Update Means For The Show
When Seasons 5 & 6 Could Release
Slow Horsesvery consistently earns glowing reviews from critics. Season 4, for example, currently sits at 100% onRotten Tomatoes, and no other season is lower than 95%.Clearly, the show is also a viewership success for Apple, as evidenced by the fact that it has continually been renewed for additional seasons before the upcoming one is even released.
All 18 Slow Horses Episodes, Ranked
Slow Horses is one of the best spy thrillers on TV, with very few dud episodes. However, despite its success, some are still better than others.
Though it doesn’t yet have a release date, season 5, which will pick up after the tragicSlow Horsesseason 4 finale, will likely follow the pattern set by earlier seasons and release on Apple TV+ later this year. Season 6, likewise, will probably release in the second half of 2026. So far,Slow Horseshasn’t been renewed for season 7, butthere are eight books in Herron’s series and a ninth is on the way, meaning it’s entirely possible that there are a few more years' worth of the show still to come.
Season 6 is expected to adapt the sixth and the seventh books in Herron’s series,Joe CountryandSlough House, respectively.
Our Take On The Slow Horses Season 6 Filming Update
Keep The Apple TV+ Show Coming
A show can sometimes struggle when it extends past season 4 or season 5, but all the signs so far suggestthere’s still plenty of life left inSlow Horses. Oldman, for his part, is clearly having a great time playing Lamb, and he’s previously expressed interest in continuing to play the character for as long as Apple keeps renewing the show. If reviews and viewership remain strong for season 5, there’s no reason to believe audiences won’t see theSlow Horsescastback for season 7.
What’s more,Slow Horsesis refreshing in today’s TV landscape because it has consistently released a new season every year. Granted, the seasons only consist of 6 episodes each, but in an age where it’s not uncommon to see breaks of two or three years between seasons,Slow Horsescontinues to reliably entertain on an annual basis.
Slow Horses
Cast
Slow Horses follows a dysfunctional team of MI5 agents led by the notorious Jackson Lamb. Set against the backdrop of the espionage world, the agents must navigate complex operations and defend England from sinister forces, all while dealing with internal struggles and their abrasive boss.
