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Sean did both some singing and dancing on stage for the play The History Boys in LA during the fall of 2007.
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Sean's favorite sports are boxing and football. His favorite NFL teams are the Saints and the Titans.
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Some of Sean's friends nickname him "Seandeezy".
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To help keep his voice sounding young for some of his characters, Sean drinks hot tea and takes herbal cough drops.
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Sean presented awards at the 2004 TEAM Awards Show and again at the 2005 32nd Annual Annie Awards.
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Sean began his acting career on "All My Children".
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Acting soothes Sean's mind and allows him to express himself.
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Sean and his family live in the Los Angeles area.
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Sean is a Black Belt in Tae Kwon Do.
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When nothing to do Sean enjoys reading, watching movies, and going on the computer.
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Sean says his older brother Chris Marquette is his inspiration.
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Sean is 16 years younger than his friend Keith Ferguson.
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Sean is the youngest of the Marquette family.
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Sean played Pence in the English version of the video game Kingdom Hearts II.
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Sean has two brothers named Chris and Eric.
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Plays Angelo on Touch by a Angel.
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Plays a boy at a batting cage in a Malcolm in the Middle episode.
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Voice of Adam on Lizzie McGuire.
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His real last name is Rodriguez.
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He plays Miguel Diaz on Batman Beyond.
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He plays 10-year-old Tommy on Titus.
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He played Jimmy on the Becker.
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He was Sam on Rocket Power.
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Sean played Derrick Barber in Hidden Hills.
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He does the voice of Mac in Foster's Home For Imaginary Friends.
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Sean currently owns an Xbo and A Gamecube.
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Sean is the voice of Spiderman (a/k/a Peter Parker) in the Activision game Ultimate Spiderman.
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He appeared in a promotional Coke/Six Flags commercial in the summer of 2004.
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His real last name is Rodriguez, but like his older brothers uses "Marquette" (his mother's maiden name) as his stage name.