Who is in the Seven Dials cast on Netflix?

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Summary: Agatha Christie's Seven Dials is a three-episode British mystery series that premiered on Netflix on January 15, 2026. It adapts Agatha Christie's 1929 novel The Seven Dials Mystery, following the young aristocrat Lady Eileen "Bundle" Brent as she investigates a murder at a country house party.

🎬 Main Cast and Characters

The series features a prominent cast. Below are the key actors and their roles:

· Mia McKenna-Bruce plays Lady Eileen "Bundle" Brent, the lead protagonist and amateur sleuth.

· Helena Bonham Carter plays Lady Caterham, Bundle's mother.

· Martin Freeman plays Superintendent Battle, a detective investigating the case.

· Edward Bluemel plays Jimmy Thesiger, a charming friend who helps Bundle.

· Iain Glen plays Lord Caterham, Bundle's deceased father, seen in flashbacks.

✨ Full Cast List

The ensemble includes many other notable actors:

· Corey Mylchreest as Gerry Wade

· Nabhaan Rizwan as Ronnie Devereux

· Ella-Rae Smith as Loraine Wade

· Hughie O'Donnell as Bill Eversleigh

· Alex Macqueen as George Lomax

· Mark Lewis Jones as Sir Oswald Coote

· Dorothy Atkinson as Lady Maria Coote

📖 What is the Series About?

The story is set in 1925. A deadly incident occurs at a lavish country house party hosted at the "Chimneys" estate. What begins as a practical joke involving eight alarm clocks results in a guest's death. Convinced it's murder, Bundle defies expectations and teams up with Superintendent Battle to unravel a conspiracy involving secret societies and intrigue.

🎥 Creative Team and Production

The series was created and written by Chris Chibnall (known for Broadchurch and Doctor Who) and directed by Chris Sweeney. It was filmed in various locations in the UK, including Bristol and Bath, and parts of Spain.

🔍 Critical Reception

Early reviews present a mixed picture. Some critics praise it as a well-paced, traditional Christie adaptation with a compelling young lead. However, some audience reviews on platforms like IMDb criticize it for being slow-paced, lacking the complexity of Christie's writing, and making significant changes to the source material.

To start watching, you can find all three episodes under the title "Agatha Christie's Seven Dials" on Netflix now.