Stuart Martin

Miss Scarlet and the Duke Season 3 won't premiere on Masterpiece until January, but fans can rest easy: The popular mystery series has already been renewed for Season 4.

The trailer for Miss Scarlet and the Duke Season 3 feels like a natural next step after the events of Season 2. 

The Season 2 finale of Miss Scarlet and the Duke sees Eliza's life and livelihood threatened in more ways than one.

Miss Scarlet and the Duke fans will have something extra to be thankful for this November, as Season 3 of the popular mystery series arrives as an early binge-watch — exclusively — on PBS Passport.

In the penultimate episode of Miss Scarlet and the Duke Season 2, William gets a job offer in Scotland as he and Eliza investigate several mysterious deaths that mirror those in a popular series of novels.

The latest episode of Miss Scarlet & the Duke sees Eliza face off with a new rival as they race to track down the identity of a poisoner.