8.5

Slow Horses•Season 6•Episode 5

Sayonara

8.5/10 · 1,182 votesOct 14, 202648 min

Ranked #1 of 6 in Season 6•+0.3 vs season avg

Discussion

River goes after Sid. Lamb sets his sights on Cantor. Taverner carries on with a treacherous deal.

Directed byAdam Randall

Written bySophie Goodhart

Previous episodeE4 · Lost & Found Next episodeE6 · Judgement Day

Seasons6

All 1 2 3 4 5 6

Season 6 Episodes6

Circle of Life

Daddy Issues

Resurrection

Lost & Found

Sayonara

Judgement Day

Cast7

Gary Oldman

Jackson Lamb

Jack Lowden

River Cartwright

Kristin Scott Thomas

Diana Taverner

Hugo Weaving

Frank Harkness

Saskia Reeves

Catherine Standish

Christopher Chung

Roddy Ho

Aimee-Ffion Edwards

Shirley Dander

Crew3

Adam Randall

Director

Harrison Wall

Editor

Sophie Goodhart

Writer

Discussion

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Episode Summary

"Sayonara" is episode 5 of Slow Horses season 6. It scored 8.5/10 from 1,182 votes, ranking #1 of 6 episodes this season (season average 8.2). Directed by Adam Randall and written by Sophie Goodhart, it aired on October 14, 2026.

Next: E6 · Judgement Day Best of Season 6