In the 1940s, Prince Seretse Khama of Botswana causes a diplomatic crisis for the British government and their allies when he marries Ruth Williams, a white office worker from London.
David Oyelowo
Rosamund Pike
Jack Davenport
Tom Felton
Laura Carmichael
Charlotte Hope
Jack Lowden
Nicholas Lyndhurst
Jessica Oyelowo
Arnold Oceng
Anastasia Hille