Downton Abbey star Hugh Bonneville has been cast opposite Blue Jasmine's Sally Hawkins in BBC Two's adaptation of Henry VI Part 1.
Bonneville will play Humphrey, Duke of Gloucester, with Hawkins playing his wife, Eleanor.
The production is one of three adaptations in the BBC's The Hollow Crown: The Wars of the Roses series, with Henry VI Part 2 and Richard III the other films.
Judi Dench will play Cecily, Duchess of York opposite Benedict Cumberbatch's Richard III, with Sophie Okonedo playing Queen Margaret in all three films.
Tom Sturridge will play Henry VI in Parts 1 and 2, with Keeley Hawes playing Queen Elizabeth in Henry VI Part 2 and Richard III.