AN 'EMPIRE' AT 40: LETHAL FLYING OBJECTS!

The lightsaber duel continues but Darth Vader soon uses the Force to constantly distract Luke with flying objects of various size and weight that hurt but not injure the young Jedi.

Irvin Kershner goes through some lightsaber move points with Hamill.

Peter Diamond and stage hand colleagues prepare to throw lightweight heavy objects at Mark Hamill from behind the camera.

Hamill confers on the scene with Irvin Kershner and Peter Diamond.