All episodes Season 4 S04E06 2024-10-09 52 min 2020s Apple TV+

Slow Horses

Hello Goodbye

TV Flash files “Hello Goodbye” as the last listed hour of season 4 — Slow Horses (2022–present) on Apple TV+, season 4, episode 6, aired 2024-10-09, 52 min.

From the desk

How this hour is filed

This leaf is S04E06: listed hour 24 of 36 in the Slow Horses guide, last listed hour of season 4. It aired 2024-10-09 (52 min). The listed hour before it is “Grave Danger” (S04E05). Next is “Bad Dates” (S05E01).

Slow Horses — Hello Goodbye (S04E06)

Catalog log

Broadcast listing — not a TV Flash recap.

Season finale. Impossible decisions are faced and sacrifices are made.

Viewer FAQ

Where does Hello Goodbye sit in the Slow Horses guide?

S04E06 is listed hour 24 of 36 — last listed hour of season 4, season 4 episode 6.

When did Slow Horses S04E06 air?

Hello Goodbye aired 2024-10-09 and is listed at 52 minutes.

Where should I start Slow Horses?

Season 1, episode 1 — “Failure’s Contagious.” Each season is a new file, but the office politics and Lamb’s gravity only make sense if you start at Slough House’s front door.

In the series

Why this series still plays

Watch it as Apple’s anti-launch: six-episode spy files, Oldman as a budget-line with teeth, and weekly tradecraft that never needed a Top 10 chyron. The rain is the prestige. The homepage still pretends otherwise, loudly.

Quiet Friday is how most spy shows die. Slow Horses did the opposite trick: it arrived on Apple TV+ in April 2022 like a mid-budget apology, then became the platform’s stealth prestige engine by refusing to dress like one. No superhero cape. No simultaneous-global fireworks. Just Slough House, a dumping ground for MI5 washouts, and Gary Oldman’s Jackson Lamb — flatulent, cheap-suited, tactically lethal — as the anti-key-art. Rex will call this “real television” because it looks like rain. The confidential version…

Open the Slow Horses package · Season 4 hub

Filed against

Also in season 4

← Full episode guide · Show package · All shows