Name	Known for
Samantha Harris Self - Co-Hostess (credit only) Self - Co-Hostess (credit only) See fewer	Baywatch (2017)
Cameron Mathison Self - Co-Host Self - Co-Host See fewer	All My Children (1970)
Nischelle Turner Self - Guest Co-Hostess Self - Guest Co-Hostess See fewer	Torchwood (2006)
Jennifer Peros Self - ET Senior News Editor (archive footage) Self - ET Senior News Editor (archive footage) See fewer	The Insider (2004)
Ashlan Gorse Cousteau Self - Correspondent (archive footage) Self - Correspondent (archive footage) See fewer	Caribbean Pirate Treasure (2018)
98 Degrees Themselves (archive footage) Themselves (archive footage) See fewer	Notting Hill (1999)
Mel B Self (archive footage) Self (archive footage) See fewer	Spice World (1997)
Andrea Barber Self (archive footage) Self (archive footage) See fewer	Full House (1987)
Alexis Bledel Self (archive footage) Self (archive footage) See fewer	Gilmore Girls (2000)
Candace Cameron Bure Self (archive footage) Self (archive footage) See fewer	Full House (1987)
Kristin Cavallari Self (archive footage) Self (archive footage) See fewer	Fingerprints (2006)
Lauren Conrad Self (archive footage) Self (archive footage) See fewer	Epic Movie (2007)
Dave Coulier Self (archive footage) Self (archive footage) See fewer	Fuller House (2016)
Pam Dawber Self (archive footage) Self (archive footage) See fewer	Mork & Mindy (1978)
Lauren Graham Self (archive footage) Self (archive footage) See fewer	Gilmore Girls (2000)
Mark Harmon Self (archive footage) Self (archive footage) See fewer	NCIS (2003)
Heidi Klum Self (archive footage) Self (archive footage) See fewer	Project Runway (2004)
Nick Lachey Self (archive footage) Self (archive footage) See fewer	Bewitched (2005)
Thomas Lennon Self (archive footage) Self (archive footage) See fewer	Reno 911! (2003)
Susan Lucci Self (archive footage) Self (archive footage) See fewer	All My Children (1970)
Garry Marshall Self (archive footage) Self (archive footage) See fewer	A League of Their Own (1992)
Penny Marshall Self (archive footage) Self (archive footage) See fewer	Laverne & Shirley (1976)
Heidi Montag Self (archive footage) Self (archive footage) See fewer	Just Go with It (2011)
New Kids on the Block Themselves (archive footage) Themselves (archive footage) See fewer	It (I) (2017)
Audrina Patridge Self (archive footage) Self (archive footage) See fewer	Sorority Row (2009)
Pentatonix Themselves (archive footage) Themselves (archive footage) See fewer	The Grinch (2018)
Matthew Perry Self (archive footage) Self (archive footage) See fewer	Friends (1994)
Spencer Pratt Self (archive footage) Self (archive footage) See fewer	The Hills: New Beginnings (2019)
Jodie Sweetin Self (archive footage) Self (archive footage) See fewer	Full House (1987)
Jason Wahler Self (archive footage) Self (archive footage) See fewer	2 Dudes and a Dream (2009)
Cindy Williams Self (archive footage) Self (archive footage) See fewer	Laverne & Shirley (1976)
Robin Williams Self (archive footage) Self (archive footage) See fewer	Mrs. Doubtfire (1993)