Lamb and Katinsky go head-to-head. Ho finds himself trapped on a train with a Russian assassin. Season finale.
Lamb orders his Slow Horses to walk into traps. River believes something alarming is heading toward London.
River gets cozy in the Cotswolds while searching for a sleeper agent. Min discovers Russian drinking games are the most brutal of all.
Lamb liaises with a Russian defector who may hold a clue to sleeper agents. River is on the trail of a ruthless assassin.
After a tragic event, Russian exile Alex Godman is drawn into the murky world of global crime as he tries to protect his family from their dark past.
