"They Shall Not Grow Old" is a 2018 documentary film directed by Peter Jackson. The film uses archival footage from World War I and transforms it into a vivid portrayal of soldiers' experiences. It features restored and colorized images, along with audio from interviews with veterans, providing a unique perspective on the war. The documentary focuses on the lives of British soldiers, showcasing their training, daily routines, and the harsh realities of combat. By emphasizing personal stories and emotions, "They Shall Not Grow Old" aims to honor the sacrifices made by those who served, ensuring their memories endure for future generations.