Charlie Day

About

Charles Peckham Day (born February 9, 1976) is an American actor, writer, and producer. He is best known for playing Charlie Kelly on the FX/FXX dark comedy It's Always Sunny in Philadelphia (2005–present), of which he is also a writer and an executive producer. In 2011, he was nominated for a Critics' Choice Television Award and a Satellite Award for the role. Subsequently, he co-created the Apple TV+ comedy Mythic Quest (2020–2025) with Rob Mac and Megan Ganz. In film, Day is best known for his performances as Dr. Newton Geiszler in Guillermo del Toro's Pacific Rim (2013), Dale Arbus in the comedy Horrible Bosses (2011) and its sequel Horrible Bosses 2 (2014), and Andy Campbell in the comedy Fist Fight (2017). He is also known for his voice roles in Monsters University (2013), The Lego Movie film franchise (2014–2019) and Nintendo franchise character Luigi in The Super Mario Bros....

Known for

Law & OrderSeries • 1990American Dad!Series • 2005Rick and MortySeries • 2013It's Always Sunny in PhiladelphiaSeries • 2005Third WatchSeries • 1999Abbott ElementarySeries • 2021The Super Mario Bros. MovieMovie • 2023The Super Mario Galaxy MovieMovie • 2026Reno 911!Series • 2003WildwoodMovie • 2026Monsters UniversityMovie • 2013Mythic QuestSeries • 2020Pacific RimMovie • 2013The Lego MovieMovie • 2014Pacific Rim: UprisingMovie • 2018The Lego Movie 2: The Second PartMovie • 2019Horrible Bosses 2Movie • 2014Horrible BossesMovie • 2011Side QuestSeries • 2025Honey Don't!Movie • 2025VacationMovie • 2015BupkisSeries • 2023The Cool KidsSeries • 2018UnsupervisedSeries • 2012