Madonna has cast James Fox and his son Laurence Fox in her film about Edward VIII's wife, Wallis Simpson.
The film, titled W.E, began shooting on Monday. Madonna has co-written the movie, which she is also directing.
James Fox will play King George V, while Laurence Fox has been cast as his son Bertie, Edward's younger brother.
Australian actress Abbie Cornish will play a modern-day New Yorker, who becomes obsessed with King Edward's decision to abdicate for his lover.
Andrea Riseborough, best known for playing former Prime Minister Margaret Thatcher in BBC drama The Long Walk to Finchley, will play Simpson.
James D'Arcy, who starred in ITV2 opposite Billie Piper in Secret Diary of a Call Girl, has been cast as Edward VIII.
W.E is Madonna's directorial debut on a feature-length movie. She previously directed a short film, Filth and Wisdom, which premiered in Berlin in 2008.
From BBC News