The first episode of Slow Horses season four is now available to watch on Apple TV+. The spy series, headed by Gary Oldman as Jackson Lamb, began in April 2022 and has been rolling out new season at a rapid clip.
It has risen in popularity ever since its premiere, and the British show is now outperforming worldwide on the service. Season four is based on the fourth book in the Mick Herron franchise, called .