Netflix has released the teaser trailer for its upcoming three-part Agatha Christie series Seven Dials.

The series stars Helena Bonham Carter and Martin Freeman alongside Mia McKenna-Bruce, Corey Mylchreest, Ed Bluemel and Nabhaan Rizwan.

At a lavish country house party in 1925, a practical joke appears to have gone horribly, murderously wrong. It will be up to the unlikeliest of sleuths, the inquisitive Lady Eileen ‘Bundle’ Brent, to unravel a chilling plot that will change her life, cracking wide open the country house mystery.

Agatha Christie’s Seven Dials will launch on Netflix on 15th January 2026.