Forbes reported that Slow Horses Season 6 set the best score yet on Rotten Tomatoes. That score outdoes every previous season. Apple TV has greenlit the spy drama for Season 8. The renewal extends the show. Variety, Dark Horizons and UPI backed up the report. The outlets shared the update. Gary Oldman said the Queen and Prince William are big supporters of the series. He described the royal pair as genuine fans. Aimee-Ffion Edwards, who plays a cocaine-snorting spy in the drama, discussed her role with The Guardian. She told The Guardian about her lack of fear. She also recalled playing in a boys' rugby team. That background was part of the conversation. Cosmopolitan reported when Season 6 becomes available on Apple TV. The magazine pointed to the new season's rollout schedule.