Luke Skywalker : How did my father die?
Ben Obi-Wan Kenobi : A young Jedi named Darth Vader, who was a pupil of mine until he turned to evil, helped the Empire hunt down and destroy the Jedi knights. He betrayed and murdered your father. Now the Jedi are all but extinct. Vader was seduced by the dark side of the Force.
Read more Luke Skywalker Quotes
From: Star Wars: Episode IV - A New Hope