The fourth season of the spy thriller series "Slow Horses" has premiered on September 4, 2024 on Apple TV+. The show has already been renewed for a fifth season which will be based on the fifth book in the series, "London Rules". Based on the series of novels by Mick Herron, the show stars Gary Oldman, Jack Lowden, Kristin Scott Thomas and Jonathan Pryce.
Find out more about the series after the jump.