Apple TV's 'Slow Horses' Season 7 Casts Five New Stars for 'Bad Actors' Adaptation

Key points

• Five new actors join 'Slow Horses' Season 7: Varada Sethu, Ethan Moorhouse, Tuppence Middleton, Merab Ninidze, and Joshua McGuire.
• The season adapts Mick Herron’s novel 'Bad Actors,' focusing on a mole within the British government.
• Gary Oldman returns as Jackson Lamb, with James Callis reprising his role as Claude Whelan.
• The series is produced by See-Saw Films and directed by Robert McKillop.
• Season 8 has already been renewed, adapting the novel 'Clown Town.'

Background

The series has been a critical success, winning multiple Emmy and BAFTA awards. Recent seasons have featured significant character developments, including the death of J.K. Coe in Season 6 and the return of characters like Frank Harkness and Sid Baker. The show is based on Mick Herron’s 'Slough House' book series, with each season adapting a different novel.

How outlets are covering it

All four sources (Deadline, The Hollywood Reporter, Yahoo, and Variety) confirm the addition of the five new cast members and the adaptation of 'Bad Actors.' Deadline and Variety highlight the specific previous works of the new cast members, such as Sethu’s role in 'The Other Bennet Sister' and Middleton’s role in 'Mank.' The Hollywood Reporter notes the recent renewal of Season 8, which will adapt 'Clown Town.' Yahoo’s coverage focuses primarily on the return of James Callis. There are no significant disagreements among the outlets, but they emphasize different aspects of the casting news and the show's production details.

Why it matters

The addition of high-profile actors like Tuppence Middleton and Joshua McGuire signals continued investment in the series, which has become a flagship title for Apple TV. The adaptation of 'Bad Actors' promises a high-stakes narrative involving a mole in the British government, which could attract a wider audience. The confirmed renewal of Season 8 further cements the show's status as a long-running, successful series.

What to watch

Production for Season 7 is underway, with Robert McKillop set to direct. The series is expected to air on Apple TV in 2026 or 2027. Season 8, adapting 'Clown Town,' is already in development, featuring a confrontation between Jackson Lamb and Diana Taverner.