The sixth season of the period crime drama series "Miss Scarlet" (originally titled "Miss Scarlet and the Duke") premieres on January 11, 2026, on PBS Masterpiece at 8/7c in the US. It will be available for free on the PBS app after its broadcast premiere. The new season consists of six hour-long episodes.
The cast includes Kate Phillips, Tom Durant-Pritchard, Cathy Belton, Paul Bazely, Simon Ludders, Tim Chipping, and Ansu Kabia. New cast members this season include Sam Buchanan as George Willows, a young detective who's risen through police ranks, and Grace Hogg-Robinson as Isabel Summers, an ambitious newcomer to the clerical office.
Find out more about the movie after the jump.