 His staff screened all of the tapes, leaving 800 of them for Kubrick to review personally.Former U.S. Marine Drill Instructor Ermey, originally hired as a technical advisor, asked Kubrick if he could audition for the role of Hartman.Kubrick had seen Ermey's portrayal of drill instructor Staff Sergeant Loyce in "The Boys in Company C" (1978) and told the Marine that he was not vicious enough to play the character.