"Casualties of War" is a 1989 film directed by Brian De Palma that explores the moral complexities of the Vietnam War. The story follows a group of American soldiers who face the brutal realities of combat and the impact of their actions on both themselves and the local population. The film is based on true events and highlights the psychological effects of war, including guilt and trauma. It features a strong performance by Michael J. Fox as a soldier grappling with the consequences of a horrific decision made during a mission, ultimately questioning the nature of humanity in wartime.