Question: Which actor from Trainspotting also played Obi-Wan Kenobi?

Context paragraphs:
James Arnold Taylor: James Arnold Taylor (born July 22, 1969) is an American voice actor, known for portraying Ratchet in the "Ratchet & Clank" franchise; the main character Tidus in "Final Fantasy X"; and Obi-Wan Kenobi in the "Star Wars" animated features such as "" and the franchise's video games.

Carl Reindel: Carl Warren Reindel (January 20, 1935   September 4, 2009) was an American actor, known for portraying Lieutenant Kenneth M. Taylor in the epic war film "Tora!  Tora!  Tora! ".  Reindel also played "Stanton" in Steve McQueen's hit film "Bullitt" and "Lt. Comroe" in classic science fiction film "The Andromeda Strain".  Reindel also made several appearances on popular TV series.  In 1964 he appeared on "Perry Mason" as defendant and title character Barry Davis in "The Case of the Drifting Dropout," and in 1966 he played golf caddy and murderer Danny Bright in "The Case of the Golfer's Gambit."  He also appeared on "Gunsmoke", "The F.B.I.", "Bonanza", "The Virginian" (as Carl Reindell), and "Voyage to the Bottom of the Sea", and also played the son of a man bent on vengeance on the western series Wagon Train before leaving show business in the early 1980s.  Reindel was born in Philadelphia, Pennsylvania and died of a heart attack at the age of 74, on September 4, 2009 in Valley Village, California.

Tsutomu Kitagawa: Tsutomu Kitagawa (喜多川務 , Kitagawa Tsutomu ) (born December 21, 1957 in Yamaguchi Prefecture) is a Japanese actor and Stuntman.  He is mostly known for playing Godzilla for the "Millennium" (or "Shinsei") series.  He also played King Ghidorah for "Rebirth of Mothra III".  He also played the costumed actor for the Blue (and occasionally, Black) Ranger in many of Toei Company's "Super Sentai" Series in the 1980s, better known in the US as "Power Rangers".  Kitagawa graduated from Sakuragaoka High School before joining Sonny Chiba's Japan Action Club in January 1975.

Alec Guinness: Sir Alec Guinness, {'1': ", '2': ", '3': ", '4': "} (born Alec Guinness de Cuffe, 2 April 1914 – 5 August 2000) was an English actor.  After an early career on the stage, Guinness was featured in several of the Ealing Comedies, including "The Ladykillers" and "Kind Hearts and Coronets" in which he played nine different characters.  He is also known for his six collaborations with David Lean: Herbert Pocket in "Great Expectations" (1946), Fagin in "Oliver Twist" (1948), Col. Nicholson in "The Bridge on the River Kwai" (1957, for which he won the Academy Award for Best Actor), Prince Faisal in "Lawrence of Arabia" (1962), General Yevgraf Zhivago in "Doctor Zhivago" (1965), and Professor Godbole in "A Passage to India" (1984).  He is also known for his portrayal of Obi-Wan Kenobi in George Lucas's original "Star Wars" trilogy, receiving a nomination for an Academy Award for Best Supporting Actor.

John Keefe (actor): John Keefe (born October 29, 1979) is an American film and television actor, best known for playing Julian Garrison in "", and its following sequel, "".  He also played the main character in "Not Another High School Show" (2007).  He played as Brad Crow in "White Air" (2007).  He also played a minor role in "Proof" (2005).  He played Eric in "The Inside" (2005).  And also, he played Tom Quillen in "The Practice".  He was also the Chief Machinist in visual effects in "The Aviator".

Mos Eisley: Mos Eisley is a spaceport town in the fictional "Star Wars" universe.  Set on the planet Tatooine, it first appeared in the film "Star Wars".  In "Star Wars", Obi-Wan Kenobi (played by Alec Guinness) describes Mos Eisley, on the planet Tatooine, as a "wretched hive of scum and villainy."  It is the home of the Mos Eisley Cantina and Figrin D'an and the Modal Nodes.

Ewan McGregor: Ewan Gordon McGregor {'1': ", '2': ", '3': ", '4': "} ( ; born 31 March 1971) is a Scottish actor, and singer.  He is known for his role in the "Trainspotting" films as well as his role in the "Star Wars" film franchise.

Mark Arnold (actor): Mark Arnold (born May 23, 1957; Broomall, Pennsylvania) is an American actor most notable for his role as a professional dancer named Gavin Wylie who became a rebel on the run on the ABC soap opera "The Edge of Night" from 1980-1983.  From 1984-1985, he played the role of Joe Perkins, the original hero of the daytime soap "Santa Barbara", replacing Dane Witherspoon.  He also appeared on the serials "Guiding Light", "Rituals" and as Rob Coronol #2 on "One Life to Live" from 1987 to 1989.  In 1985, Arnold also played Michael J. Fox's character's nemesis, Mick McAllister, in the movie "Teen Wolf".  He also played a major part in the Full Moon "classics" "" and "".  In 2009 he played the title character's father in the movie "April Showers".

Obi-Wan Kenobi: Obi-Wan "Ben" Kenobi is a fictional character in the "Star Wars" franchise, within the original trilogy he is portrayed by Alec Guinness, while in the prequel trilogy a younger version of the character is portrayed by Ewan McGregor.  In the original trilogy, he is a mentor to Luke Skywalker, to whom he introduces the ways of the Jedi.  In the prequel trilogy, he is a master and friend to Anakin Skywalker.  He is frequently featured as a main character in various other "Star Wars" media.

Kevin McKidd: Kevin McKidd (born 9 August 1973) is a Scottish-American television and film actor, director, and occasional singer.  Before playing the role of Owen Hunt in "Grey's Anatomy", for which he is perhaps most widely known, McKidd starred as Dan Vasser in the NBC Series "Journeyman" (2007), Tommy in Danny Boyle's "Trainspotting" (1996), Count Vronsky in the BBC miniseries "Anna Karenina" (2000), and Lucius Vorenus in the historical drama series "Rome" (2005–2007).  He also provides the voice of John "Soap" MacTavish in the video games "" and "".  He also played Poseidon in the film "".

Supporting paragraphs: Obi-Wan Kenobi Ewan McGregor
Answer: Ewan Gordon McGregor