The Constant Gardener is a 2005 drama thriller film directed by Fernando Meirelles. The screenplay by Jeffrey Caine is based on the John le Carré novel of the same name. The film stars Ralph Fiennes, Rachel Weisz, Danny Huston, Hubert Koundé, Bill Nighy and Donald Sumpter. It was filmed on location in Loiyangalani and the slums of Kibera, a section of Nairobi, Kenya.