MASTERPIECE Marble Hall Murders Episode One Sunday, September 6, 2026 at 9/8c on PBS Back in London, Susan Ryeland is once again corralled into the world of Atticus Pünd as he investigates a mystery in Corfu. Shown: Susan Ryeland (Lesley Manville) For editorial use only. Courtesy of Eleventh Hour Films and MASTERPIECE.

Marble Hall Murders on Masterpiece

Episode 1
Marble Hall Murders on Masterpiece

Back in London, Susan Ryeland is once again corralled into the world of detective Atticus Pünd as he investigates the death of Lady Margaret Chalfont in the Greek Isle of Corfu.
Air Date: Sun, Sep 6, 2026 8:00 PM