The Last King of Scotland is a historical drama film set in Uganda during the reign of dictator Idi Amin. Gillian Anderson plays the role of Sarah Merrit, a British doctor who becomes entangled in the political turmoil of the country. The film follows the fictional story of Nicholas Garrigan, a Scottish doctor who becomes Amin's personal physician. As the political situation deteriorates, Sarah and Nicholas find themselves in grave danger. Anderson's performance in The Last King of Scotland showcases her ability to bring depth and complexity to her characters.