David Oyelowo

Dr. Thomas Junju

Forest Whitaker

Idi Amin

Simon McBurney

British Diplomat

James McAvoy

Dr. Nicholas Garrigan

Kerry Washington

Kay Amin

Gillian Anderson

Sarah Merrit

Kevin Macdonald

Director

Tessa Ross

Executive Producer

Allon Reich

Executive Producer

Devon Diep

Nurse (uncredited)

Barbara Rafferty

Mrs. Garrigan

Abby Mukiibi Nkaaga

Masanga

Adam Kotz

Dr. David Merrit

David Ashton

Dr. Garrigan - Senior

Sarah Nagayi

Tolu

Stephen Rwangyezi

Jonah Wasswa

Sam Okelo

Bonny

Dick Stockley

Times Journalist

Chris Wilson

Perkins

Daniel Ssettaba

Kay Amin's Servant

Giles Foden

British Journalist 1

Andrew Williams

British Journalist 2

Martina Amati

Italian Journalist

Andrew Macdonald

Executive Producer