Which drill sergeant leaves you shaking in your boots?

Gunnery Sergeant Hartman (R. Lee Ermey), Full Metal Jacket

Sergeant Thomas Highway (Clint Eastwood), Heartbreak Ridge

Staff Sergeant Sykes (Jamie Foxx), Jarhead

Sergeant Hulka (Warren Oates), Stripes

Sergeant Toomey (Christopher Walken), Biloxi Blues

Master Chief John James Urgayle (Viggo Mortensen), G.I. Jane

Captain Doreen Lewis (Eileen Brennan), Private Benjamin

Major Benson Payne (Damon Wayans), Major Payne