‘Slow Horses’ Actor Jack Lowden Unpacks River Cartwright and Why Pride Gets in His Way0

• Arts & Entertainment, CoECI News, Entertainment, Gaming News Roundup, Gear / Gear News and Events, Gear / Products / Lifestyle, Global, Global Precipitation, global warming, globalstar, Home, House, Jack Lowden, LIFESTYLE, Media & Entertainment, Netflix, News, newsletter, Newsletters, Nexstar Media Wire News, People News, Photovogue / Editorial / News, Politics / Politics News, Property / News, Reviews, reviews-rit-ads, Security / Security News, shop, Shop Beauty, Shopping, Slow Horses, starlink, Surface Water, trending-uk, WORLD, World / Middle East
• August 19, 2026

It’s fair to say that when audiences see River Cartwright at the beginning of Apple TV’s “Slow Horses” Season 5, he is not in a good place. The previous season revealed that River’s father, Frank Harkness (Hugo Weaving), is both a sociopath and the leader of a network of trained assassins. It was also revealed