Question: Who does the voice of darth vader in star wars?

Disambiguated questions and answers:
context: Anakin has also been voiced by Mat Lucas for the 2003 micro-series "", and by Matt Lanter in the CGI animated film "", the and for Anakin's small roles in the animated series "Rebels" and "Forces of Destiny". James Earl Jones reprised the voice role for Vader's appearances in "Rebels". Both Lanter and Jones contributed their voices for the second-season finale of "Rebels", at times with identical dialogue spoken by both actors blended together in different ways.
question: Who voices Darth Vader in Star Wars Episodes III-VI, IX Rogue One, and Rebels?
short_answers: James Earl Jones
wikipage: Darth Vader

context: Darth Vader features in the 1981 radio drama adaptation of "Star Wars", voiced by the actor Brock Peters. Vader makes his first appearance on the planet Ralltiir, where he treats Princess Leia with suspicion. In later extended scenes, he is heard interrogating and torturing Leia on board his Star Destroyer and aboard the Death Star.
question: Who voices Darth Vader in the Star Wars radio drama?
short_answers: Brock Peters
wikipage: Darth Vader

context: No context provided
question: Who voices Darth Vader's vocal effects in Star Wars?
short_answers: Ben Burtt

Long answers:
knowledge: content: Darth Vader is a fictional character in the Star Wars franchise. 
wikipage: Darth Vader

content: Burtt is notable for popularizing the Wilhelm scream in-joke and creating many of the iconic sound effects heard in the Star Wars film franchise, including the 'voice' of R2-D2, the lightsaber hum, the sound of the blaster guns, the heavy-breathing sound of Darth Vader and creating the Ewoks’ language, ewokese. 
wikipage: Ben Burtt

content: Benjamin Burtt Jr. (born July 12, 1948) is an American sound designer, film editor, director, screenwriter, and voice actor.
wikipage: Ben Burtt

content: Both Spencer Wilding and Daniel Naprous portrayed Vader in Rogue One (2016), with Jones reprising his role as the character's voice.
wikipage: Darth Vader

content: Spencer Lee Wilding[1] (born 26 July 1972) is a Welsh actor and special creature performer in the UK.
wikipage: Spencer Wilding

content: He became well known as the voice of Darth Vader in the original Star Wars film trilogy, released between 1977 and 1983. 
wikipage: James Earl Jones

content: James Earl Jones makes an uncredited cameo appearance, reprising his role from previous films as the voice of Darth Vader.
wikipage: Star Wars: Episode III – Revenge of the Sith
long_answer: The Star Wars franchise' fictional character Darth Vader is voiced by different voice actors. One of the iconic sound effects heard in the Star Wars film franchise, the heavy-breathing sound of Darth Vader was created by American sound designer and voice actor Ben Burtt. In the 1981 Star Wars radio drama, Darth Vader is featured and voiced by the actor Brock Peters. Although Spencer Wilding and Daniel Naprous portrayed Vader in 2016 Star Wars Rogue One film, voice actor James Earl Jones reprised the voice role for Vader's appearances in the Star Wars Episodes III-VI and Star Wars Rebels film.

knowledge: content: James Earl Jones (born January 17, 1931) is an American actor whose career spans more than seven decades.
wikipage: James Earl Jones

content: Brock Peters (born George Fisher; July 2, 1927 – August 23, 2005) was an American actor and singer, best known for playing the role of Tom Robinson in the 1962 film To Kill a Mockingbird and for his role as the villainous "Crown" in the 1959 film version of Porgy and Bess.
wikipage: Brock Peters

content: Benjamin Burtt Jr. (born July 12, 1948) is an American sound designer, film editor, director, screenwriter, and voice actor.
wikipage: Ben Burtt
long_answer: Several actors have done the voice of Darth Vader in Star Wars. American actor James Earl Jones voiced Vader in Star Wars Episodes III-VI, IX, Rogue One, and Rebels. American actor and singer Brock Peters voiced Vader in the 1981 radio drama adaptation of Star Wars. Voice actor Ben Burtt voiced Darth Vader's vocal effects in Star Wars.