Reparto (por orden de créditos)
Cassandra Peterson
Elvira
Harry Anderson
Self
Alan Thicke
'Weird Al' Yankovic
Emmanuel Lewis
Paula Abdul
Michael Ian Black
Chuck Woolery
John Moschitta Jr.
Hal Sparks
The Modern Humorist
Themselves
Mo Rocca
Bil Dwyer
Rachael Harris
Wil Wheaton
Willie Garson
Chris Jericho
Greg Fitzsimmons
Joel Stein
Emily Procter
Luis Guzmán
Jill Whelan
Jason George
Elon Gold
Chris Coppola
Dan Frischman
Patrice O'Neal
Dee Snider
Loni Love
Brad Sherwood
Michael Colton
John Aboud
Edwin McCain
Joe Lorge
Missi Pyle
David Krumholtz
Alyson Hannigan
Lea Thompson
Jorge Garcia
Dolph Lundgren
Brian Posehn
Jennifer Irwin
David Naughton
Gilbert Gottfried
Kevin Weisman
Jerry Ferrara
Larry Joe Campbell
Jane Wiedlin
Chris Hardwick
Graham Norton
Tom Papa
Adam Levine
Debbie Matenopoulos
Godfrey
Chris Wylde
Maroon 5
Gunnar Nelson
Matthew Nelson
Alonzo Bodden
Rachel Quaintance
Rich Eisen
Leona Helmsley
Mike Phirman
Antigone Rising
Rachael Leigh Cook
Christian Slater
Binx Davy (archiveFootage)
Kevin Hart
Justin Long
Gary Cole
Ron Perlman
Fisher Stevens
Clint Howard
Megyn Price
Tim Bagley
Helen Slater
Billie Jean Davy (archiveFootage)
Joyce Hyser
Erin Gray
Brenda Strong
Nicole Eggert
Monica Keena
Nicole Sullivan
Jennifer Elise Cox
Marilu Henner
John Waters
Mario Lopez
Stephen Collins
French Stewart
Dom DeLuise
Bryan Callen
Frank Vincent
Chandra Wilson
Allison Munn
Shad Moss
Daryl Mitchell
Angie Everhart
Carlos Alazraqui
Kirsten Storms
Sherri Shepherd
Ron Jeremy
Cedric Yarbrough
Max Gail
Lauren Weedman
Michael Bublé
Tom Bosley
David Zucker
Shondrella Avery
Adam Ferrara
Stuart Pankin
Steve Landesberg
Ed Marinaro
Donovan Scott
Michael Strahan
Lance Bass
Laura Dean
Annabelle Gurwitch
Tony Hawk
Jo Koy
Stephanie D'Abruzzo
Countess Vaughn
Molly Culver
Darius Rucker
Fat Joe
Bart Conner
Har Mar Superstar
Damien Fahey
Ben Folds
Melissa Rivers
Jason Mraz
Kathleen Madigan
John Melendez
Lisa Lisa
Biz Markie
Mark Hoppus
Scott Ian
Bronson Arroyo
Nick Di Paolo
Jesse Lewis IV
Tyler Florence
Jay Manuel
Doug E. Fresh
Sir Mix A Lot
Riki Rachtman
Papa Roach
Jake Johannsen
Jack Blades
Genevieve Gorder
Don Herbert
Stuart Scott
Torry Castellano
Stephen Lynch
Night Ranger
The Donnas
Darryl McDaniels
Chris Booker
Allison Robertson
Jay McCarroll
Jake Fogelnest
Aaron Karo
Stephen Pearcy
Maya Ford
Simon Doonan
Billy Morrison
John Heffron
Brett Anderson
Ross Mark
Bob Read
Kryss Shane
Evan Wecksell