Agatha Christie's Seven Dials
Agatha Christie's Seven Dials is a British miniseries based on the 1929 novel The Seven Dials Mystery by Agatha Christie. Dramatised by Chris Chibnall, and directed by Chris Sweeney, the series stars Mia McKenna-Bruce, Edward Bluemel, Iain Glen, Martin Freeman, and Helena Bonham Carter. It premiered on Netflix on 15 January 2026.
Cast
Main
- Mia McKenna-Bruce as Lady Eileen "Bundle" Brent
- Edward Bluemel as Jimmy Thesiger
- Iain Glen as Lord Caterham
- Martin Freeman as Superintendent Battle
- Helena Bonham Carter as Lady Caterham
Supporting
- Hughie O'Donnell as Bill Eversleigh
- Nyasha Hatendi as Dr Cyril Matip
- Alex Macqueen as George Lomax
- Nabhaan Rizwan as Ronny Devereux
- Corey Mylchreest as Gerry Wade
- Dorothy Atkinson as Maria, Lady Coote
- Mark Lewis Jones as Sir Oswald Coote
- Tim Preston as Rupert 'Pongo' Bateman
- Ella-Rae Smith as Loraine Wade
- Guy Siner as Tredwell
- Ella Bruccoleri as Socks
- Tristan Gemmill as Doctor Jackman
- Liz White as Emily
- Josef Davies as Alfred
Production
The series titled The Seven Dials Mystery was announced by Netflix in April 2024, along with the fact that it would serve as the debut production for Orchid Pictures, with Chris Chibnall as the creator and the writer of the show. In June, Mia McKenna-Bruce, Helena Bonham Carter and Martin Freeman were unveiled as the lead actors. Edward Bluemel joined the cast in July. In November 2025, the series was retitled Agatha Christie's Seven Dials.Filming took place in the middle of 2024 in Bristol and Bath, with Badminton House standing in for The Chimneys, as well as Ronda, Spain.