Name	Known for
Ryan Seacrest Self - Host Self - Host See fewer	American Idol (2002)
Harry Connick Jr. Self - Judge Self - Judge See fewer	Hope Floats (1998)
Jennifer Lopez Self - Judge Self - Judge See fewer	Hustlers (2019)
Keith Urban Self - Judge Self - Judge See fewer	Act of Valor (2012)
Paula Abdul Self Self See fewer	Robots (2005)
Clay Aiken Self Self See fewer	The Runner-Up (2015)
Kris Allen Self Self See fewer	Fork (I) (2015)
Fantasia Barrino Self Self See fewer	The Color Purple (2023)
Bo Bice Self Self See fewer	American Idol (2002)
Scott Borchetta Self Self See fewer	Benched (2018)
Jason Castro Self Self See fewer	Black Easter (2021)
John Cena Self Self See fewer	The Suicide Squad (2021)
Kelly Clarkson Self Self See fewer	The Kelly Clarkson Show (2019)
David Cook Self Self See fewer	American Idol (2002)
Bucky Covington Self Self See fewer	Under the Stadium Lights (2021)
Simon Cowell Self Self See fewer	Scary Movie 3 (2003)
Chris Daughtry Self Self See fewer	Wanderlust (2012)
Diana DeGarmo Self Self See fewer	American Idol (2002)
Ellen DeGeneres Self Self See fewer	The Ellen DeGeneres Show (2003)
Lee DeWyze Self Self See fewer	Lee DeWyze: Fight (2014)
Kara DioGuardi Self Self See fewer	Get Smart (2008)
Colton Dixon Self Self See fewer	American Idol (2002)
Melinda Doolittle Self Self See fewer	Billy: The Early Years (2008)
Brian Dunkleman Self Self See fewer	Dunkleman (2022)
Simon Fuller Self Self See fewer	So You Think You Can Dance (2005)
Danny Gokey Self Self See fewer	What About Love (2013)
Mikalah Gordon Self Self See fewer	The Unit (2006)
Tamyra Gray Self Self See fewer	Rachel Getting Married (2008)
Justin Guarini Self Self See fewer	From Justin to Kelly (2003)
Trent Harmon Self - Contestant Self - Contestant See fewer	Ice Age: Collision Course (2016)
Taylor Hicks Self Self See fewer	American Idol (2002)
Jennifer Hudson Self Self See fewer	Dreamgirls (2006)
George Huff Self Self See fewer	American Idol (2002)
William Hung Self Self See fewer	Chinaman's Chance: America's Other Slaves (2008)
Allison Iraheta Self Self See fewer	Lost Time (2014)
Randy Jackson Self Self See fewer	The Truth About Cats & Dogs (1996)
Joshua Ledet Self Self See fewer	American Idol (2002)
Blake Lewis Self Self See fewer	Blake Lewis Is Shitting in My Bathroom (2009)
Kimberley Locke Self Self See fewer	American Idol (2002)
La Toya London Self Self See fewer	American Idol (2002)
Nigel Lythgoe Self Self See fewer	So You Think You Can Dance (2005)
Sanjaya Malakar Self Self See fewer	American Idol (2002)
Constantine Maroulis Self Self See fewer	Rock of Ages (2012)
Scotty McCreery Self Self See fewer	American Idol (2002)
Katharine McPhee Self Self See fewer	Smash (2012)
Nicki Minaj Self Self See fewer	The Other Woman (2014)
Barack Obama Self Self See fewer	Leave the World Behind (2023)
Phillip Phillips Self Self See fewer	American Idol (2002)
Kellie Pickler Self Self See fewer	Billy Lynn's Long Halftime Walk (2016)
Larry Platt Self Self See fewer	West Sagg Story (2019)
La'Porsha Renae Self - Contestant Self - Contestant See fewer	La'Porsha Renae: Already All Ready (2017)
Brandon Rogers Self Self See fewer	Coming 2 America (2021)
Jessica Sanchez Self Self See fewer	American Idol (2002)
Carly Smithson Self Self See fewer	Fools of Fortune (1990)
Jordin Sparks Self Self See fewer	Sparkle (I) (2012)
Thomas Stringfellow Self - Contestant Self - Contestant See fewer	Le Monde de Bobby (2022)
Ruben Studdard Self Self See fewer	American Idol (2002)
Pia Toscano Self Self See fewer	The Great Artist (2020)
Carrie Underwood Self Self See fewer	Soul Surfer (2011)
Elliott Yamin Self Self See fewer	American Idol (2002)
Ace Young Self Self See fewer	Sing It! (2016)
Maddie Ziegler Self Self See fewer	Music (I) (2021)
Patrick Blood Self (uncredited) Self (uncredited) See fewer	Wonder Woman (2017)