'Downton Abbey' Season 5: Sue Johnston as the Dowager Countess' maid
Johnston will play Denker throughout the upcoming season, per The Hollywood Reporter. No other details on the character have been announced by production company Carnival Films and ITV. Johnston, best known for roles on British soap operas like "Coronation Street" and "Brookside," will join several other previously announced guest actors, including Richard E. Grant and Anna Chancellor.
The fifth season of "Downton Abbey" is set to air on ITV in the U.K. in the fall of 2014. PBS will air the episodes as part of "Masterpiece Classic" at a later date.