Private Pyle is a fictional character from the film Full Metal Jacket, directed by Stanley Kubrick. He is portrayed by actor Vincent D'Onofrio and serves as a recruit in the United States Marine Corps during the Vietnam War. Pyle struggles with the intense training and bullying from his drill instructor, Gny. Sgt. Hartman, which leads to significant psychological changes. As the story progresses, Pyle's mental state deteriorates due to the harsh treatment he receives. This culminates in a tragic and violent climax, highlighting the effects of military training on individuals. His character serves as a commentary on the dehumanizing aspects of war and military culture.