Transcript for James Earl Jones and His Unmistakable Voice
And finally tonight here, one-on-one with a legend. The voice behind an iconic star wars moment. It turns out James earl Jones says it was just an accident that he got the role. Mr. Jones. David, how are you? James earl Jones, whose voice is legendary. No, I am your father. Listen to this behind the scenes moment. The voice of the actor who wore the darth vader suit. You are part of the rebel alliance. Now listen to the voice of James earl Jones. Take her away! About to turn 84, he's back on Broadway. I've been on Broadway some, but it's wonderful to be back. This time, playing a wise grandfather in "You can't take it with you." You said your grandfather had an impact on you. He was a farmer, a very simple man. Leading James earl through a challenging childhood. Your family didn't have much money. We had sugar that he hid away, but grew the rest of our food. And he was a boy that stuttered. Spent years not talking at all, then wrote a poem in high school. There was a teacher that said, I want you to read this is, it's so good. The fact that George Lucas chose your voice. That's an accident. You don't mind that now, do you? No, I'm very proud of that. And what was a stutterer. That's his darth vader. So many of his iconic roles. Now, we study his caricature right there on the wall. And for this reporter, begging for a lesson? I do the news every night. And I can only dream of a voice with the kind of resonance that yours has. Our voices are very similar, I'm afraid. You think so? And he revealed to me how he prepares. We yell at the seats. I'm going to practice this before the broadcast tonight. And make no mistake, they were all there for him. An honor. So we choose James earl Jones. His 84th birthday coming up. We'll see you for "20/20" in just a few hours and "Nightline" later on tonight.
This transcript has been automatically generated and may not be 100% accurate.