# Olivia Cooke returns to Slow Horses after four seasons

> Olivia Cooke returns to Slow Horses after four seasons, revealing on-set injuries and a shocking finale cliffhanger.
- Title: Olivia Cooke returns to Slow Horses after four seasons
- Summary: Olivia Cooke returns to Slow Horses after four seasons, revealing on-set injuries and a shocking finale cliffhanger.
- Keywords: olivia cook, slow horses, apple tv, season 6, judgement day, on-set injuries, entertainment, culture, Olivia, Cooke, returns, Slow
- Source: Variety — https://variety.com/2026/tv/news/slow-horses-season-6-finale-olivia-cooke-interview-1236917817
- Author: Alison Herman
- Published: 2026-10-21T22:30:00+00:00
- Read time: 1 min
- Topics: olivia cook, slow horses, apple tv, season 6, judgement day, on-set injuries, entertainment, culture
## Olivia Cooke returns to Slow Horses
Olivia Cooke returns to Slow Horses after a four-season absence from the Apple TV spy drama.
## On-set injuries and finale cliffhanger
Cooke revealed on-set injuries and a shocking finale cliffhanger where she wants a showdown.
## Season 1 appearance
Cooke’s MI5 agent Sidonie Baker made a brief but memorable appearance in Season 1, forging a flirty chemistry with River Cartwright before dying from a gunshot wound.
## Key takeaway

Olivia Cooke returns to Slow Horses after four seasons, citing on-set injuries and a shocking finale cliffhanger where she wants a showdown.