'Slow Horses' Star Reacts to the Season 6 Finale's Action-Packed Beach Battle

Editor's note: The below interview contains major spoilers for the Slow Horses Season 6 finale. On that incredibly surprising note, Slow Horses Season 6 has officially come to a close, with the motley crew of Slough House left to pick up the pieces in the aftermath of Frank Harkness' (Hugo Weaving)