Agatha Christie’s Seven Dials cast: Mia McKenna-Bruce and Martin Freeman star

If you enjoy murder mysteries, you can’t go wrong with Agatha Christie – she’s a master of the genre!

A new Netflix series, “Agatha Christie’s Seven Dials,” based on one of Christie’s stories, is now streaming. It’s a three-part mystery written by Chris Chibnall.

Like any good Agatha Christie adaptation, this version boasts a talented cast, with stars such as Martin Freeman and Helena Bonham Carter. Newcomer Mia McKenna-Bruce leads the story as Bundle, a young woman who starts investigating when a harmless prank at a country house party turns deadly.

But who else stars in the series, who do they all play and where might you have seen them before?

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Read on for everything you need to know about the cast of Agatha Christie’s Seven Dials.

Agatha Christie’s Seven Dials cast: Who stars in the Netflix drama?

Let’s meet the stars of Agatha Christie’s Seven Dials! Below, you’ll find details about the characters and the actors who play them, including where you might recognize them from.

Mia McKenna-Bruce as Lady Eileen ‘Bundle’ Brent
Helena Bonham Carter as Lady Caterham
Martin Freeman as Superintendent Battle
Edward Bluemel as Jimmy Thesiger
Nabhaan Rizwan as Ronnie Devereux
Alex Macqueen as George Lomax
Nyasha Hatendi as Dr Cyril Matip
Corey Mylchreest as Gerry Wade
Hughie O’Donnell as Bill Eversleigh

Mia McKenna-Bruce plays Lady Eileen ‘Bundle’ Brent

Lady Eileen Brent, often called ‘Bundle,’ is a spirited and independent young woman from a wealthy family. She’s known for her adventurous nature and is the daughter of Lady Caterham.

You might recognize Mia McKenna-Bruce from several TV shows and movies! She’s appeared in series like EastEnders, various Tracy Beaker shows, The Witcher, Get Even, Vera, and Vampire Academy. She’s also been in films including Last Train to Christmas, Persuasion, How to Have Sex, and The Fence.

Helena Bonham Carter plays Lady Caterham

Okay, so Lady Caterham? She’s Bundle’s mom, and honestly, she’s really struggling. She’s still grieving the loss of her husband and another son, and it’s clearly weighing heavily on her. It adds a lot of depth to her character, you know?

Wondering where you recognize Helena Bonham Carter from? She’s a highly acclaimed British actress who has appeared in many popular and award-winning films and TV shows. Some of her most famous movie roles include A Room with a View, Fight Club, the Harry Potter series, Charlie and the Chocolate Factory, Alice in Wonderland, and The King’s Speech. She’s also known for her work on television, including The Crown, Nolly, and Ten Percent.

Martin Freeman plays Superintendent Battle

Superintendent Battle is a police officer leading the investigation into the same events as Bundle, but he’s working as part of the official police force.

You probably recognize Martin Freeman from a lot of popular shows and movies! He’s been in comedies like The Office, Shaun of the Dead, and Hot Fuzz, as well as dramas like Sherlock, Fargo, and The Responder. He’s also known for his roles in Love Actually, The Hobbit trilogy, and various Marvel Cinematic Universe (MCU) projects as Everett Ross. Plus, he’s appeared in films like The Hitchhiker’s Guide to the Galaxy, Nativity!, and The Pirates! In an Adventure with Scientists!.

Edward Bluemel plays Jimmy Thesiger

Who is Jimmy Thesiger? Jimmy is a guest at the party and a friend of Bundle’s.

You might recognize Edward Bluemel from shows like The Halcyon, A Discovery of Witches, Killing Eve, Ten Percent, Sex Education, Belgravia: The Next Chapter, My Lady Jane, We Might Regret This, Castlevania: Nocturne, and Washington Black. He’s also appeared in the film How to Build a Girl.

Nabhaan Rizwan plays Ronnie Devereux

Who is Ronnie Devereux? Ronnie is a guest at the party and a friend of Bundle’s.

You might recognize Nabhaan Rizwan from his work in several TV shows and movies. He’s appeared in series like Informer, The Accident, Industry, Station Eleven, KAOS, Dope Girls, Juice, and Film Club. He’s also been in films including 1917, Mogul Mowgli, and The Last Letter from Your Lover.

Alex Macqueen plays George Lomax

Who is George Lomax? George is a friend of Lady Caterham.

You might recognize Alex Macqueen from a variety of popular TV shows and films. He’s appeared in series like Peep Show, The Thick of It, Outnumbered, and Black Mirror, as well as dramas like Peaky Blinders and Fate: The Winx Saga. On the big screen, he’s been in films including Four Lions, Horrible Histories: The Movie, and That Christmas.

Nyasha Hatendi plays Dr Cyril Matip

Who is Dr Cyril Matip? Cyril is a doctor.

You might recognize Nyasha Hatendi from shows like Silent Witness, Squinters, Casual, Black Earth Rising, and Alex Rider. She’s also appeared in the films Swan Song and Genie.

Corey Mylchreest plays Gerry Wade

Who is Gerry Wade? Gerry is a guest at the party, who Bundle is fond of.

You might recognize Corey Mylchreest from shows like The Sandman, Queen Charlotte: A Bridgerton Story, Hostage, and Daddy Issues. He’s also appeared in the film My Oxford Year.

Hughie O’Donnell plays Bill Eversleigh

Who is Bill Eversleigh? Bill is a guest at the party and a friend of Bundle’s.

Where have I seen Hughie O’Donnell? O’Donnell has previously appeared in the film Fight or Flight.

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Authors

James HibbsDrama Writer

James Hibbs writes about TV dramas for TopMob, covering shows on streaming services and traditional channels. Before becoming a writer, he worked in public relations, first at a business-to-business agency and then at Fremantle, an international TV production company. He has a BA in English and Theatre Studies, and a Level 5 Diploma in Journalism.

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2026-01-15 11:12