Name	Known for
Cat Deeley Self - Hostess Self - Hostess See fewer	Deadbeat (2014)
Nigel Lythgoe Self - Judge Self - Judge See fewer	So You Think You Can Dance (2005)
Mary Murphy Self - Judge Self - Judge See fewer	Marilyn Hotchkiss' Ballroom Dancing & Charm School (2005)
Ashleigh Di Lello Self - Finalist Self - Finalist See fewer	So You Think You Can Dance (2005)
Ryan Di Lello Self - Finalist Self - Finalist See fewer	What to Expect When You're Expecting (2012)
Russell Ferguson Self - Finalist Self - Finalist See fewer	Battlefield America (2012)
Jakob Karr Self - Finalist Self - Finalist See fewer	The Battery's Down (2008)
Kathryn McCormick Self - Finalist Self - Finalist See fewer	Step Up Revolution (2012)
Ellenore Scott Self - Finalist Self - Finalist See fewer	Single All the Way (2021)
Debbie Allen Self - Guest Judge Self - Guest Judge See fewer	Fame (1982)
Phillip Attmore Self Self See fewer	The Marvelous Mrs. Maisel (2017)
Mary J. Blige Self - Performer Self - Performer See fewer	Mudbound (2017)
Channing Cooke Self Self See fewer	All the Right Moves (2012)
Ariana DeBose Self Self See fewer	West Side Story (2021)
Brandon Dumlao Self Self See fewer	ATL: The Untold Story of Atlanta's Rise in the Rap Game (2014)
Alison Faulk Self - Performer (unconfirmed) Self - Performer (unconfirmed) See fewer	Iron Man (2008)
Mollee Gray Self Self See fewer	A Night to Regret (2018)
The Groovaloos Themselves Themselves See fewer	So You Think You Can Dance (2005)
Karen Hauer Self - Contestant Self - Contestant See fewer	Tomorrow Morning (2022)
Kevin Hunte Self Self See fewer	Whiskey Delta (2010)
Adam Lambert Self - Performer Self - Performer See fewer	2012 (I) (2009)
Leona Lewis Self - Performer Self - Performer See fewer	Avatar (2009)
Jennifer Lopez Self - Performer Self - Performer See fewer	Hustlers (2019)
Noelle Marsh Self Self See fewer	Being the Ricardos (2021)
Pauline Mata Self Self See fewer	Dancin': It's on! (2015)
Jonathan 'Legacy' Perez Self Self See fewer	Step Up 3D (2010)
Bianca Revels Self Self See fewer	Dance America! at the Shanghai World Expo USA Pavilion (2010)
Peter Sabasino Self Self See fewer	So You Think You Can Dance (2005)
Adam Shankman Self - Judge Self - Judge See fewer	Hairspray (2007)
Victor Smalley Self - Contestant Self - Contestant See fewer	Dance Moms: Miami (2012)
Mark Thompson Announcer Announcer See fewer	The Day After Tomorrow (2004)
Nathan Trasoras Self Self See fewer	The Prom (2020)
Julie 'Jules' Urich Self - Performer (unconfirmed) Self - Performer (unconfirmed) See fewer	You Got Served (2004)