Season 3

6 episodes · Nov 29, 2023

A romantic liaison in Istanbul threatens to expose a buried MI5 secret in London. When Jackson Lamb and his team of misfits are dragged into the fight, they find themselves caught in a conspiracy that threatens the future not just of Slough House but of MI5 itself.

Season Videos

Clip · Official Sneak Peek

Featurette · An Inside Look

Featurette · Gary Oldman & Kristin Scott Thomas: Legendary Forces

Opening Credits · Opening Credits

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Strange Games

S3E1

Strange Games

Nov 29, 202347m

A romantic relationship in Istanbul ends badly. Lamb hits the panic button when one of his Slow Horses fails to show up for work.

Hard Lessons

S3E2

Hard Lessons

Nov 29, 202344m

River has to steal something out of the Park to save a life. Lamb realizes a stranger game is afoot.

Negotiating with Tigers

S3E3

Negotiating with Tigers

Dec 6, 202347m

Marcus and Shirley face Lamb's wrath. River discovers revenge is a dish best served cold.

Uninvited Guests

S3E4

Uninvited Guests

Dec 13, 202348m

Tearney makes a bold move. The Slow Horses assist the Tiger Team, unaware of their hidden agenda. Lamb and Ho take a road trip.

Cleaning Up

S3E5

Cleaning Up

Dec 20, 202344m

Taverner and Tearney face off for control of MI5. River and Louisa find themselves caught in the crossfire.

Footprints

S3E6

Footprints

Dec 27, 202348m

The Slow Horses fight for their lives. Lamb shares some devastating truths with Catherine.