Season 2
6 episodes · premiered Dec 2, 2022
Long-buried Cold War secrets emerge which threaten to bring carnage to the streets of London. When a liaison with Russian villains takes a fatal turn, our hapless heroes must overcome their individual failings and raise their spy game in a race to prevent a catastrophic incident.
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E1 Last Stop
Jackson Lamb is on high alert after a former spy is found dead. Min and Louisa are tempted by an offer from outside Slough House.
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E2 From Upshott with Love
Lamb liaises with a Russian defector who may hold a clue to sleeper agents. River is on the trail of a ruthless assassin.
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E3 Drinking Games
River gets cozy in the Cotswolds while searching for a sleeper agent. Min discovers Russian drinking games are the most brutal of all.
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E4 Cicada
Louisa makes her move on Pashkin. Catherine makes moves of a different kind when she plays high-stakes chess with a sinister stranger.
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E5 Boardroom Politics
Lamb orders his Slow Horses to walk into traps. River believes something alarming is heading toward London.
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E6 Old Scores
Lamb and Katinsky go head-to-head. Ho finds himself trapped on a train with a Russian assassin.