‘Slow Horses’ Season 5 Recap: What To Remember Before Apple TV’s 10/10 Spy Thriller Officially Returns

Even though each season of Apple TV’s Slow Horsesonly has six episodes, the fantastic spy thriller manages to pack in plenty of heart-racing action into a short amount of time. Every season has introduced a new, dangerous threat that the members of Slough House must fend off, which always makes for an exciting viewing experience. Season 5, which finished airing last October, continued this trend of keeping viewers on the edge of their seats, and with a brand-new season now set to premiere today, September 16, here’s a refresher on where we last left off with our favorite MI5 rejects.