A United Kingdom is a British biographical romantic drama film directed by Amma Asante and starring David Oyelowo and Rosamund Pike, co-stars in the 2012 film Jack Reacher. The screenplay is by Guy Hibbert, based on the book Colour Bar by Susan Williams. The film is based on the true-life romance between Sir Seretse Khama and his wife Ruth Williams Khama.
It is scheduled to be screened at the 2016 Toronto International Film Festival. A United Kingdom will be the opening film at the 60th London Film Festival. This will be the second year in a row that a British film directed by a woman has featured as the opening night gala screening.