RADIO TIMES
Agatha Christie's
Seven Dials
Streaming on Netflix
15 January 2026
Based on the novel by Agatha Christie.
At a lavish country house party, a practical joke appears to have gone horribly, murderously wrong. It will be up to the unlikeliest of sleuths - the fizzingly inquisitive Lady Eileen 'Bundle' Brent - to unravel a chilling plot that will change her life, cracking wide open the country house mystery.
WRITER/CREATOR: Chris Chibnall
EXECUTIVE PRODUCERS: Chris Chibnall, Suzanne Mackie, Chris Sussman, James Pritchard, Andy Stebbing
DIRECTOR: Chris Sweeney
SERIES PRODUCER: Joanne Crow
PRODUCER: Rebecca Roughan
CAST: Mia McKenna-Bruce, Helena Bonham Carter, Martin Freeman, Edward Bluemel
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COMMISSIONING BROADCASTERS: Netflix
EPISODES: 3
FIRST TX: 15/01/2026
Produced in association with Orchid Pictures.