Reparto (por orden de créditos)
Megan Mullally
Self - Hostess
Bret Simmons
Self - Musical Director
Carrie Clifford
Various
David McManus
Self
Tim Bagley
Self - Guest
Neil Patrick Harris
Steven Weber
Mario Lopez
Rusty Schwimmer
Tom Bergeron
Dana Powell
Clay Aiken
Merv Griffin
Daryl Hall
John Oates
Ruben Studdard
Eric A. Stromer
Karla Braun
Kimberley Locke
Danny Seo
Sarah Scherger
Emily Albrecht
Kyle Krichbaum
Brit Tranckino
Michael Clarke Duncan
Connie Britton
The Miller Brothers
Themselves - Musical Guest
Patricia Arquette
Jensen Ackles
Jennifer Love Hewitt
Judy Reyes
Linda Cardellini
Jordana Brewster
Will Ferrell
Jamie Lee Curtis
Milo Ventimiglia
Melissa Peterman
Cobie Smulders
Niecy Nash
Jason Segel
Sharon Stone
Alfre Woodard
Lauren Holly
Laura Linney
Amy Smart
Mark Harmon
Julianne Nicholson
Reba McEntire
David Boreanaz
Beau Bridges
Jonny Lee Miller
Molly Ringwald
Lisa Edelstein
Melora Hardin
Jane Seymour
Patrick Wilson
Patricia Heaton
Alyson Hannigan
Eva Mendes
Virginia Madsen
Jenny McCarthy-Wahlberg
Amy Sedaris
Paz Vega
Parminder Nagra
Rosanna Arquette
Sela Ward
Kristin Chenoweth
Dax Shepard
Cheryl Hines
Bradley Whitford
Julia Louis-Dreyfus
Taylor Swift
Matthew Broderick
Marlon Wayans
Constance Zimmer
Anne Heche
Elizabeth Perkins
Josh Duhamel
Carrie Fisher
Cloris Leachman
Tyler James Williams
Peter Krause
Peter Gallagher
Tim Daly
Rainn Wilson
Felicity Huffman
Lisa Kudrow
Alison Lohman
Brenda Strong
Scott Foley
Tyrese Gibson
Oded Fehr
David Hyde Pierce
Nadine Velazquez
Daniel Dae Kim
Aly Michalka
Jamie Kennedy
Josh Radnor
Goran Visnjic
Melina Kanakaredes
Omar Epps
Debra Messing
Chris Noth
Carol Burnett
Jennifer Finnigan
Kim Raver
Rhea Perlman
Rob Morrow
Adrian Pasdar
Josh Cooke
Jeffrey Tambor
Marla Sokoloff
Marcia Cross
John Stamos
Eric Mabius
Matthew Davis
Shawn Wayans
James Denton
Angela Kinsey
Michael Ealy
Camryn Manheim
Harry Hamlin
Perry Mattfeld
American Girl
Lisa Rinna
Isaiah Washington
Donald Faison
Jane Kaczmarek
Jennie Garth
David James Elliott
David Conrad
Eddie Cibrian
Enrique Murciano
Andrea Bowen
Shawn Pyfrom
Maite Perroni
Jesse Bradford
Tisha Campbell
Molly Sims
Tom Arnold
Adam Rodriguez
AJ Michalka
Self - Performer
JoJo
Meat Loaf
Sean Hayes
Antonio Sabato Jr.
Chandra Wilson
Brian Baumgartner
George Lopez
Noah Gray-Cabey
Ricardo Chavira
Bob Saget
Kevin Nealon
Jesse McCartney
Wayne Brady
Audra McDonald
Andy Dick
Carlos Bernard
Howie Mandel
Tom Green
Sherri Shepherd
Masi Oka
Wanda Sykes
Josh Henderson
Tracy Morgan
James Lesure
Phyllis Diller
Alfonso Herrera
Aaron Carter
Duane Martin
Hayley Holmes
Ken Davitian
Billy Ray Cyrus
Shelley Morrison
Ahmet Zappa
Catherine Lloyd Burns
Fantasia Barrino
Janice Dickinson
Jerry Springer
Tim Gunn
Nick Carter
Richard Simmons
Cris Judd
Barry Manilow
Cesar Millan
Kevin Federline
Sarah Rush
Carson Kressley
Criss Angel
Brian McKnight
José Feliciano
Santino Rice
Anahí
Dulce María
Taylor Hicks
Presley Cash
Christopher Von Uckermann
Rupert Boneham
Mitch Albom
Clinton Kelly
Drew Lachey
Joshua Bell
Trista Sutter
Christian Chávez
Kate Quigley
Guest Baton Twirler
Kyla Dang
Jon Hartmere
Sue Johanson
Mario Vazquez
Benji Schwimmer
Jeffrey Sebelia
Kerri-Anne Lavin
Dancer
Tyler Weaver Jr.
Guest Performer
Bianca Ryan
Ryan Sutter
Lisa Williams
Slade Abisror
MaShae Alderman
Marc Cleary
Taylor Ware
Keisha Ramdhanie
Model
Farris Patton
April Washko
Steve Holy
Billy Goldberg
Mark Leyner
Tysonia Sichinga
Heidi Groskreutz-Burns
Kellie Ramdhanie
Nathan Burton
The Ten Tenors
Themselves
Jill Conner Browne
Raymond J. Brune
Michael Carson
Dave Annable
Emily Procter
Craig Bierko
Tichina Arnold
Natalie Cole
Goo Goo Dolls
Wendi McLendon-Covey