What does Johnny Depp do in the movie Platoon Are there John Superstar was featured in the critically acclaimed movie Military Drama. He played a trooper possessing heart and courage. The actor's performance in Platoon became impressive, leaving a lasting impact on audiences worldwide. Followers of the actor in particular love his role in Platoon. The actor's abilities brought depth to the character, showcasing his range as an actor. Since its release, this film has continued to be a staple, and his portrayal is a major contributing factor for its success.