Charlie Day
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. Movie (2023) and its sequel, The Super Mario Galaxy Movie (2026). He made his directorial debut with Fool's Paradise (2023).
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Photos
Movies (36)

Wildwood: El bosque salvaje
2026 · Dmitri (voice)

The Super Mario Galaxy Movie
2026 · Luigi (voice)

Kill Me
2026 · Jimmy, Producer

Honey, no
2025 · Marty Metakawitch
PaleyLive: It’s Always Sunny in Philadelphia 20th Anniversary Celebration!
2025 · Self

Verano del 69
2025 · Rick Richards

For the Safety of Theo
2023 · Executive Producer

El santo de las segundas oportunidades
2023 · Mike Veeck

Fool's Paradise
2023 · Latte Pronto, Director, Writer

Super Mario Bros. La película
2023 · Luigi (voice)

Quiero que vuelvas
2022 · Peter, Executive Producer

How It Ends
2021 · Lonny

La Gran Aventura LEGO 2
2019 · Benny (voice)

Emmet's Holiday Party: A LEGO Movie Short
2018 · Benny (voice)

Hotel de Criminales
2018 · Acapulco

Titanes del Pacífico: La insurrección
2018 · Dr. Newton Geiszler

I Love You, Daddy
2017 · Ralph Kinder

Pelea de maestros
2017 · Andy Campbell, Executive Producer

The Hollars
2016 · Jason

Vacaciones
2015 · Chad

Quiero matar a mi jefe 2
2014 · Dale Arbus

The Emmet Awards Show!
2014 · Benny (voice / uncredited / archive footage)

Party Central
2014 · Art (voice)

La Gran Aventura LEGO
2014 · Benny (voice)

Titanes Del Pacífico
2013 · Dr. Newton Geiszler

Monsters University
2013 · Art (voice)

Quiero matar a mi jefe
2011 · Dale Arbus

Amor a distancia
2010 · Dan Grant

A Very Sunny Christmas
2009 · Charlie Kelly, Writer, Executive Producer

The Nightman Cometh: Live
2009 · Charlie Kelly, Writer

A Quiet Little Marriage
2008 · Adam

Boldly Going Nowhere
2008 · Trainee, Executive Producer, Writer

Love Thy Neighbor
2003 · Video Clerk

Late Summer
2001 · Trevor

Campfire Stories
2001 · Joe

Mary and Rhoda
2000 · Mailroom Kid
TV shows (29)

Side Quest
2025 · Executive Producer, Original Series Creator

Hot Ones Versus
2024 · Self

Bupkis
2023 · Glen Rossi

Bienvenidos al Wrexham
2022 · Self

Colegio Abbott
2021 · Charlie

Snacked
2021 · Self

Mythic Quest
2020 · Spencer, Executive Producer, Writer, Creator

The Kelly Clarkson Show
2019 · Self - Guest

The Cool Kids
2018 · Chet the Handyman, Executive Producer, Writer, Creator

The Late Show with Stephen Colbert
2015 · Self

Hot Ones
2015 · Self

It's Always Sunny in Moscow
2014 · Writer

The Tonight Show Starring Jimmy Fallon
2014 · Self, Self - Guest

Rick and Morty
2013 · Salva-tron (voice)

Unsupervised
2012 · Jesse Judge (Voice), Producer

Conan
2010 · Self

Boldly Going Nowhere
2008 · Writer, Producer

Free Radio
2008 · Self

Siempre hace sol en Filadelfia
2005 · Charlie Kelly, Writer, Executive Producer

American Dad!
2005 · Jon (Voice)

Luis
2003 · Richie

Reno 911!
2003 · Inbred Twin

Jimmy Kimmel Live!
2003 · Self, Self - Guest

Madigan Men
2000

Third Watch
1999 · Michael Boscorelli

The View
1997 · Self - Guest

Raw
1993 · Self

Law & Order
1990 · Jeremy

Saturday Night Live
1975 · Self - Cameo (uncredited), Self - Host, Finton Worthington Carey (uncredited)




