"The Substitute" is a 1996 action-comedy film directed by Robert Radler. The story follows Tom Berenger, a former mercenary who takes a job as a substitute teacher at a troubled high school. He aims to protect a student who is being threatened by a gang while also trying to inspire the students to improve their lives. As he navigates the challenges of the classroom, Berenger's character uses his military skills to confront the gang and instill discipline among the students. The film combines elements of action and comedy, showcasing themes of redemption and the impact of a dedicated teacher.