- Kristina Guerrero - Self - Correspondent
- Kristin Cavallari - Self - Fashion
- Wolfgang Puck - Self
- Ellen DeGeneres - Self
- Viola Davis - Self
- Kelly Osbourne - Self - Fashion Police
- Kelly Osbourne - Self - Host
- Julius Tennon - Self
- Portia de Rossi - Self
- Kristin Chenoweth - Self
- Dana Brunetti - Self
- Barkhad Abdi - Self
- Kristen Bell - Self
- Dax Shepard - Self
- Terrence J - Self - Host
- George Kotsiopoulos - Self - Fashion Police
- Ed Sheeran - Self
- John Legend - Self
- Chrissy Teigen - Self
- Kacey Musgraves - Self
- Dan Reynolds - Self
- Jay Manuel - Self - Fashion Expert
- Cedric the Entertainer - Self
- Nelly Furtado - Self
- Imogen Heap - Self
- Catt Sadler - Self - Host
- Catt Sadler - Self - Post-Show Host
- Terrence Howard - Self
- Jennifer Hudson - Self
- Scarlett Johansson - Self
- John Lithgow - Self
- Chuck Maldonado - Step Choreographer
- Samantha Harris - Self - Post-Show Host
- B.J. Novak - Self
- Jennifer Love Hewitt - Self
- Andrew Aguilar - Self
- Tyra Banks - Self
- Tina Fey - Self
- Heidi Klum - Self
- Debbie Matenopoulos - Self - Correspondent
- Debbie Matenopoulos - Self - Host
- Debbie Matenopoulos - Self - Post-Show Host
- Kyra Sedgwick - Self
- Michael Yo - Self - Music Expert
- Marc Malkin - Self - Gossip Guru
- Fantasia Barrino - Self
- Natasha Bedingfield - Self
- Jason Kennedy - Self - Post-Show Host
- Jason Kennedy - Self - Correspondent
- Tia Carrere - Self
- Miley Cyrus - Self
- Chris Daughtry - Self
- Josh Groban - Self
- Carson Kressley - Self - Fashion Expert
- Kimora Lee Simmons - Self - Fashion Expert
- Selema Masekela - Self - Post-Show Host
- Masi Oka - Self
- Adrian Pasdar - Self
- Leonard Roberts - Self
- Marc Anthony - Self
- Drew Barrymore - Self
- Jessica Biel - Self
- Cate Blanchett - Self
- Emily Blunt - Self
- Zach Braff - Self
- Abigail Breslin - Self
- Nancy Carell - Self
- Steve Carell - Self
- Dane Cook - Self
- Fergie - Self
- Zooey Deschanel - Self
- Hayden Panettiere - Self
- Kevin Spacey - Self
- Sarah Hyland - Self
- Kevin Nealon - Self
- Jenna Fischer - Self
- Allen Lee Haff - Self
- John Krasinski - Self
- Helen Mirren - Herself
- Forest Whitaker - Self
- Christina Applegate - Self
- Javier Bardem - Self
- Kate Beckinsale - Self
- Nikki Blonsky - Self
- Emmanuelle Chriqui - Self
- Rhys Coiro - Self
- Travis Barker - Self
- Kevin Connolly - Self
- Ken Baker - Self
- Landon Barker - Self
- Dave Cote - Self
- Ross Mathews - Self - Host
- Sylvester Stallone - Self - After Party Guest
- Jerry Ferrara - Self
- Jacob Tremblay - Self
- Alan Wu
- Fred Mendes
- Iqbal Hans
- Bill Stratford
- Big Boy Medlin
- Steve Teamkin
- Chad Gajadhar
Ellen DeGeneres interpreta a Self en la serie.
Cate Blanchett interpreta a Self en la serie.
Kate Beckinsale interpreta a Self en la serie.
Forest Whitaker interpreta a Self en la serie.
Steve Carell interpreta a Self en la serie.
Kevin Spacey hace el papel de Self.
Scarlett Johansson interpreta a Self en la serie.
Javier Bardem hace el papel de Self.
Ryan Seacrest interpreta a Self - Host en la serie.
Giuliana Rancic interpreta a Self - Host en la serie.
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