The new season will be produced by Roopesh Parekh (The Hollow Crown: The Wars Of The Roses) and Michael Ray, and directed by Josh Agnew (Mr Selfridge) and Stephen Woolfenden (Fantastic Beasts And Where To Find Them). Horsfield continues to serve as executive producer alongside Tom Mullens, Karen Thrussell and Timmer for Mammoth Screen, and Elizabeth Kilgarriff for the BBC.