E01
Failure's Contagious
River Cartwright is ousted from MI5 and finds himself in a place worse than purgatory: Slough House, dumping ground for failed spies.
TV SERIES / EPISODE GUIDE
Slow Horses
RunningFirst aired 2022-04-01Apple TV
Drama · Thriller · Espionage
Slow Horses follows the story of a group of British intelligence agents who serve in a dumping ground department of MI5 called Slough House after the big mistakes they've made that resulted in the end of their mainstream careers.This quick-witted spy drama follows a dysfunctional team of MI5 agents—and their obnoxious boss, the notorious Jackson Lamb—as they navigate the espionage world's smoke and mirrors to defend England from sinister forces.
FROM THE SHOW GUIDE
Season by season.
36 listed episodes across 6 seasons. Air dates are provided by TVmaze and can change.
Season 1 6 episodes
E02
Work Drinks
River and Sid join forces. A misfired gun has dire consequences.
E03
Bad Tradecraft
Slough House is the unlikely venue for a secret romance, but events take a dark turn when a dangerous encounter becomes deadly.
E04
Visiting Hours
Taverner sends the Dogs to hunt down Lamb and the Slow Horses. River holds the secret to saving the gang.
E05
Fiasco
The Slow Horses must disappear to avoid capture by MI5. Lamb and River head to The Park to outwit Taverner.
E06
Follies
Taverner and the Slow Horses attempt different approaches to locate the kidnappers and Hassan. Ho makes a shocking discovery about Sid.
Season 2 6 episodes
E01
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.
E02
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.
E03
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.
E04
Cicada
Louisa makes her move on Pashkin. Catherine makes moves of a different kind when she plays high-stakes chess with a sinister stranger.
E05
Boardroom Politics
Lamb orders his Slow Horses to walk into traps. River believes something alarming is heading toward London.
E06
Old Scores
Season finale. Lamb and Katinsky go head-to-head. Ho finds himself trapped on a train with a Russian assassin.
Season 3 6 episodes
E01
Strange Games
A romantic relationship in Istanbul ends badly. Lamb hits the panic button when one of his Slow Horses fails to show up for work.
E02
Hard Lessons
River has to steal something out of the Park to save a life. Lamb realizes a stranger game is afoot.
E03
Negotiating With Tigers
Marcus and Shirley face Lamb's wrath. River discovers revenge is a dish best served cold.
E04
Uninvited Guests
Tearney makes a bold move. The Slow Horses assist the Tiger Team, unaware of their hidden agenda. Lamb and Ho take a road trip.
E05
Cleaning Up
Taverner and Tearney face off for control of MI5. River and Louisa find themselves caught in the crossfire.
E06
Footprints
Season finale. The Slow Horses fight for their lives. Lamb shares some devastating truths with Catherine.
Season 4 6 episodes
E01
Identity Theft
A London bombing puts Taverner under pressure. When River grows concerned for his grandfather, Louisa encourages him to go for a visit.
E02
A Stranger Comes to Town
A naive agent makes a discovery about the Westacres bomber. Lamb suspects that David knows more than he's letting on.
E03
Penny for Your Thoughts
River is trapped in France. Back at Slough House, the Dogs have come for Lamb.
E04
Returns
Taverner is desperate to hide dangerous secrets. River seeks answers at his grandfather's house.
E05
Grave Danger
Lamb questions David about France as River comes face to face with the enemy.
E06
Hello Goodbye
Season finale. Impossible decisions are faced and sacrifices are made.
Season 5 6 episodes
E01
Bad Dates
A mass shooting rocks London, intensifying a testy mayoral race. Shirley believes one of the Slow Horses was the target of an attempted hit.
E02
Incommunicado
Lamb intercepts an assassin. Taverner receives a key piece of intel about the Abbotsfield shooting.
E03
Tall Tales
An act of sabotage grinds London to a halt. Taverner interrogates Roddy. Coe is convinced a destabilization strategy is at play.
E04
Missiles
Flyte sets out to find Roddy's girlfriend. The gang is dispatched to two different campaign events to prevent another attack.
E05
Circus
Lamb debriefs River and Coe. Roddy is pulled in to help decipher a piece of code as the destabilization strategy nears its final stage.
E06
Scars
Season finale. It's up to the Slow Horses to stop Farouk's team from completing its mission in a final act of mass carnage.
Season 6 6 episodes
E01
Circle of Life
River braces for his grandfather's funeral. Lamb looks into the death of an ex–Slow Horse.
E02
Daddy Issues
The reemergence of Frank Harkness and a suspicious string of murders put Lamb and team on high alert.
E03
Resurrection
Ex–Slow Horses return to the fold as assassins close in. Taverner faces the fallout of her TV interview.
E04
Lost and Found
Lamb tries figuring out who Frank is working for. Sid, River, and Coe do everything to evade the hit squad.
E05
Sayonara
River goes after Sid. Lamb sets his sights on Cantor. Taverner carries on with a treacherous deal.
E06
Judgment Day
Season finale. The safe house becomes unsafe as Lamb and Taverner finally join forces.
Show and episode information provided by TVmaze ↗. Sources & Credits.