1. Last Stop

7.7

. 2 December 2022. 47 min

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.

2. From Upshott with Love

7.9

. 2 December 2022. 52 min

Lamb liaises with a Russian defector who may hold a clue to sleeper agents. River is on the trail of a ruthless assassin.

3. Drinking Games

8.148

. 9 December 2022. 56 min

River gets cozy in the Cotswolds while searching for a sleeper agent. Min discovers Russian drinking games are the most brutal of all.

4. Cicada

7.815

. 16 December 2022. 49 min

Louisa makes her move on Pashkin. Catherine makes moves of a different kind when she plays high-stakes chess with a sinister stranger.

5. Boardroom Politics

8.3

. 23 December 2022. 45 min

Lamb orders his Slow Horses to walk into traps. River believes something alarming is heading toward London.

6. Old Scores

8.296

. 30 December 2022. 49 min

Lamb and Katinsky go head-to-head. Ho finds himself trapped on a train with a Russian assassin.