Character Name : Kermit the Frog / Rizzo the Rat / Beaker / Elvises (voice)

Original Name : Steve Whitmire

Gender : Male

Character Name : The Great Gonzo / Dr. Bunsen Honeydew / Waldorf / Zoot (voice)

Original Name : Dave Goelz

Gender : Male

Character Name : Pepe the King Prawn / Bobo the Bear / Johnny Fiama / Swedish Chef / Lew Zealand / Howard Tubman / Rowlf the Dog / Elvises (voice)

Original Name : Bill Barretta

Gender : Male

Character Name : Miss Piggy / Fozzie Bear / Animal / Yoda / Elvises (voice)

Original Name : Eric Jacobson

Gender : Male

Character Name : Daniel

Original Name : David Arquette

Gender : Male

Character Name : Rachel Bitterman

Original Name : Joan Cusack

Gender : Female

Character Name : Luc Fromage

Original Name : Matthew Lillard

Gender : Male

Character Name : Glenn

Original Name : William H. Macy

Gender : Male

Character Name : Daniel's 'Boss'

Original Name : Whoopi Goldberg

Gender : Female

Character Name : Self

Original Name : Carson Daly

Gender : Male

Character Name : Self

Original Name : Kelly Ripa

Gender : Female

Character Name : Self

Original Name : Joe Rogan

Gender : Male

Character Name : Self

Original Name : Molly Shannon

Gender : Female

Character Name : Triumph, the Insult Comic Dog (voice)

Original Name : Robert Smigel

Gender : Male

Character Name : Dr. John "J.D." Dorian

Original Name : Zach Braff

Gender : Male

Character Name : Dr. Elliot Reid

Original Name : Sarah Chalke

Gender : Female

Character Name : Janitor

Original Name : Neil Flynn

Gender : Male

Character Name : Dr. Perry Cox

Original Name : John C. McGinley

Gender : Male

Character Name : Nurse Carla Espinosa

Original Name : Judy Reyes

Gender : Female

Character Name : Self

Original Name : Bill Lawrence

Gender : Male

Character Name : Joe Snow (voice)

Original Name : Mel Brooks

Gender : Male

Character Name : Sally Ann Santa Claus

Original Name : Dave 'Squatch' Ward

Gender : Male

Character Name : Scooter / Janice / Sal Minella (voice)

Original Name : Brian Henson

Gender : Male

Character Name : Sam Eagle (voice)

Original Name : Kevin Clash

Gender : Male

Character Name : Sweetums (voice)

Original Name : John Henson

Gender : Male

Character Name : Robin the Frog / Statler / Announcer / Pops / Floyd Pepper

Original Name : Jerry Nelson

Gender : Male

Character Name : Dr. Teeth (voice)

Original Name : John E. Kennedy

Gender : Male

Character Name : Eugene the Tuba Player (voice)

Original Name : Allan Trautman

Gender : Male

Character Name : Additional Muppet Performer (voice)

Original Name : Alice Dinnean

Gender : Female

Character Name : Additional Muppet Performer (voice)/ Sweetums

Original Name : Geoff Redknap

Gender : Male

Character Name : Additional Muppet Performer (voice)

Original Name : Denise Cheshire

Gender : Female

Character Name : Additional Muppet Performer (voice)

Original Name : Drew Massey

Gender : Male

Character Name : Additional Muppet Performer (voice)

Original Name : Adam Behr

Gender : Male

Character Name : Additional Muppet Performer (voice)

Original Name : Gord Robertson

Gender : Male

Character Name : Fear Factor Contestant

Original Name : Dawn Lewis

Gender : Female

Character Name : Security Guard

Original Name : Colin Foo

Gender : Male

Character Name : Fear Factor Contestant (uncredited)

Original Name : Marci Dacus

Gender : Male

Character Name : Angel 1

Original Name : Yee Jee Tso

Gender : Male

Character Name : Angel 2

Original Name : Dan Joffre

Gender : Male

Character Name : Fat Angel

Original Name : Jonathan Bruce

Gender : Male

Character Name : Safari Animal Tracker

Original Name : Cameron McDonald

Gender : Male

Character Name : Thin Angel

Original Name : Darrell Lee-Izeard

Gender : Male

Character Name : Nancy Nut-What

Original Name : Chantal Strand

Gender : Female

Character Name : Nicki Nut-What

Original Name : Robin Mossley

Gender : Male

Character Name : Handsome Executive

Original Name : Dan Payne

Gender : Male

Character Name : Sally Ann Representative

Original Name : Julia Arkos

Gender : Female