Apple TV Plus just confirmed 'Slow Horses' season 6 is happening — here's what we know
While we already knew "Slow Horses" season 5 was on the way, Apple confirmed on Tuesday, October 15 that the acclaimed series would be returning for a sixth time. The news was marked on X, with a clip of River Cartwright (Jack Lowden) and Jackson Lamb (Gary Oldman) enjoying a quiet drink down the pub.