A United Kingdom

Jack Lowden as Tony Benn Ray Burnet as Reverend Leonard Patterson Dave Perry as Idiot Laura Carmichael as Muriel Williams Billy Boyle as Reverend James Manners Nicholas Lyndhurst as George Williams Charlotte Hope as Olivia Lancaster Theo Landey as Nash Paul Putner as Porter Craig Whittaker as Idiot Anastasia Hille as Dot Williams Zackary Momoh as Oluwu Julian Firth as Mr. Speaker James Northcote as Roberts Merveille Lukeba as Joe Appiah Femi Ogunbanjo as Man from Rhodesia David Oyelowo as Seretse Khama Rosamund Pike as Ruth Williams-Khama Jessica Oyelowo as Lady Lilly Canning Kevin Hand as Manager Anton Lesser as Prime Minister Attlee Will Featherstone as Reporter Vusi Kunene as Tshekedi Khama Abena Ayivor as Ella Khama Duncan Wisbey as Commonwealth Under-Secretary Danny Babington as Reporter Jack Davenport as Sir Alistair Canning Nicholas Rowe as Fenner Brockway Dean Roberts as Idiot Tom Felton as Rufus Lancaster Arnold Oceng as Charles Michael Howe as Terence Bernard Donald Molosi as Kabelo Rupert Vansittart as Sir Ian Fraser

Rick McCallum Producer David Oyelowo Producer Ray Nicholas Stunt Coordinator Patrick Doyle Original Music Composer Jenny Beavan Costume Design Simon Bowles Production Design Brunson Green Producer Sam McCurdy Director of Photography Mike Prestwood Smith Sound Re-Recording Mixer Amma Asante Director