Question: Who does Sean Gunn play in Gilmore Girls?
About the article "Gilmore Girls", section "Additional main cast".

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In 1995 Gunn played Sammy Capulet in the B Film Tromeo and Juliet.
In 2000, Gunn guest starred in the second episode of "Gilmore Girls" as "Mick", a freelance worker that does many things.
As the first season continued, Gunn was brought back to play the recurring role of Kirk Gleason, one of Stars Hollow's most eccentric citizens.
Since 2002 until the end of the series in 2007, Gunn was a regular cast member of the show.
He also has a recurring role on "October Road" as "Rooster".
Although he is best known for his regular "Gilmore Girls" role, he also has several television show guest appearance credits, including "Angel", "3rd Rock from the Sun", "Yes, Dear", "True Jackson, VP", "Andy Richter Controls the Universe", and "Bunheads".
Gunn is currently seen in commercials as an "agent" for the text message information service KGB.com.
In films, Gunn has also had several roles, the most substantial being "Alien Orphan/Doug" in "The Specials", for which he also received a co-producer credit.
In 2003, Gunn starred in the featurette "The Man Who Invented the Moon", directed by fellow Goodman School of Drama alum and "Gilmore Girls" cast member John Cabrera.
Gunn and Cabrera have been close artistic colleagues since their school days in Chicago back in the mid-nineties.
Along with his brothers James and Brian, he is a creator and actor in the spoof porn series, "PG Porn".
He also had a brief role as a computer maintenance man on the Nickelodeon show, "True Jackson VP".
Gunn is currently starring in a series of television commercials for Knowledge Generation Bureau.
He appeared in the 2010 film "Super", written and directed by his brother James.
Sean is also the voice actor behind the character of "Swan" in the new Warner Brothers video game "Lollipop Chainsaw", written by his brother James.
Gunn guest-starred in Glee ("Makeover", Season 4) as committee member Phineas Hayes.
In 2013, he provided motion capture work for the character Rocket Raccoon for the film "Guardians of the Galaxy", which was written and directed by his brother as well.
The character was later voiced by Bradley Cooper. 
Sean Gunn (born May 22, 1974) is an American actor, most famous for his role as Kirk Gleason on the television show "Gilmore Girls" (2000–2007). 
The following characters have been promoted to main character status since season 2.
All additional main cast are only credited in episodes in which they appear.
"*" In the second episode of Season One ('The Lorelais' First Day at Chilton'), Sean Gunn played a character named "Mick", who worked for a telephone company as a DSL installer.
Gunn did not return as Mick, but was given a part as Kirk.
Also in the beginning of season one "Mick" or "Kirk" was new to Stars Hollow, not knowing who Miss Patty was, but later is known to have grown up in Stars Hollow, like when he talks about having books knocked out of his hands at as a seventh grader by Luke.
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Cast and characters.
In addition to recurring actors that carried over from Sherman-Palladino's Gilmore Girls, including Kelly Bishop, Liza Weil, Gregg Henry, and Rose Abdoo, numerous other actors previously appearing in Gilmore Girls have also appeared in episodes of Bunheads.
Alex Borstein, who played Drella the harpist and Miss Celine, as Michelle's landlord in episode 1 and as Carl's Mother in episode 12.
Michael DeLuise, who played "TJ", as the magician "Jo Jo Deline" in episode 11.
Sean Gunn, who played Kirk Gleason, as the over-zealous barista Bash in episodes 9 and 17.
Chris Eigeman, who played Jason Stiles, as actor/director Conor in episode 8.
Todd Lowe, who played Zach van Gerbig, as the one-eyed plumber Davis in episode 7.
Biff Yeager, who played Tom the contractor, as Bob the hardware store owner in episodes 4 and 15.
Linda Porter, who played Fran Westin, as Sasha's neighbor Mrs. Weidemeyer in episode 15.
Jon Polito, who played Pete, owner of Pete's Pizza, as Sal Russano in episodes 5, 9, and 16.  
 Lorelai Gilmore, a character on the American television series "Gilmore Girls" Lorelai "Rory" Gilmore, a character on the American television series "Gilmore Girls" Lorelai "Trix" Gilmore, a character on the American television series "Gilmore Girls"