Hailed as “undoubtedly the best spy series on television", the Apple TV+ hit drama is adapted from Mick Herron’s best-selling books - and series 7 of Slow Horses is based on Herron’s Bad Actors, the eighth book in the award-winning Slough House series.

Slow Horses season 5 arrives on September 24 – here's everything we know so far about the gritty spy drama's return to Apple TV+.

"Slow Horses" has been renewed for Season 7, Apple TV+ shared Tuesday. The spy drama series starring Gary Oldman will return for Season 5 in September.