Gunny

Ronald Lee Ermey (March 24, 1944 – April 15, 2018) was an American actor, voice actor, drill instructor and Marine.

He is notable for his memorable role as the cruel and foul-mouthed USMC Drill Instructor Gunnery Sergeant Hartman in the 1987 film, Full Metal Jacket, directed by Stanley Kubrick.

Source File: https://www.youtube.com/watch?v=j8OyjTkWhcA