He is known for his roles as Kirk Gleason on The WB series Gilmore Girls (2000–2007), and Kraglin Obfonteri in the Marvel Cinematic Universe.

As the first season continued, he was brought back in the recurring role of Kirk Gleason, one of Stars Hollow's most eccentric citizens.

Although he is best known for his Gilmore Girls role, he also has several television guest appearance credits, including Angel; 3rd Rock from the Sun; Yes, Dear; True Jackson, VP; Andy Richter Controls the Universe; and Bunheads.

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.

He starred in a series of television commercials for Knowledge Generation Bureau, and appeared in the 2010 film Super, written and directed by his brother James.

[citation needed] Gunn guest-starred in the season 4 episode "Makeover" of Glee as committee member Phineas Hayes.

In 2014, he provided performance capture for the character of Rocket,[2] and played the role of Kraglin, Yondu Udonta's second-in-command, in Guardians of the Galaxy.

[5][6][7][8][9] Their parents are Leota and James F. Gunn, a retired partner and corporate attorney with the law firm Thompson Coburn in St.