Kermit the Frog / Rizzo the Rat / Beaker / Elvises (voice)

Steve Whitmire

Acting

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

Dave Goelz

Acting

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

Bill Barretta

Acting

Miss Piggy / Fozzie Bear / Animal / Yoda / Elvises (voice)

Eric Jacobson

Acting

Daniel

David Arquette

Acting

Rachel Bitterman

Joan Cusack

Acting

Luc Fromage

Matthew Lillard

Acting

Glenn

William H. Macy

Acting

Daniel's 'Boss'

Whoopi Goldberg

Acting

Self

Carson Daly

Acting

Self

Kelly Ripa

Acting

Self

Joe Rogan

Acting

Self

Molly Shannon

Acting

Triumph, the Insult Comic Dog (voice)

Robert Smigel

Acting

Dr. John "J.D." Dorian

Zach Braff

Acting

Dr. Elliot Reid

Sarah Chalke

Acting

Janitor

Neil Flynn

Acting

Dr. Perry Cox

John C. McGinley

Acting

Nurse Carla Espinosa

Judy Reyes

Acting

Self

Bill Lawrence

Writing

Joe Snow (voice)

Mel Brooks

Acting

Sally Ann Santa Claus

Dave 'Squatch' Ward

Acting

Scooter / Janice / Sal Minella (voice)

Brian Henson

Acting

Sam Eagle (voice)

Kevin Clash

Acting

Sweetums (voice)

John Henson

Acting

Robin the Frog / Statler / Announcer / Pops / Floyd Pepper

Jerry Nelson

Acting

Dr. Teeth (voice)

John E. Kennedy

Acting

Eugene the Tuba Player (voice)

Allan Trautman

Acting

Additional Muppet Performer (voice)

Alice Dinnean

Acting

Additional Muppet Performer (voice)/ Sweetums

Geoff Redknap

Costume & Make-Up

Additional Muppet Performer (voice)

Denise Cheshire

Acting

Additional Muppet Performer (voice)

Drew Massey

Acting

Additional Muppet Performer (voice)

Adam Behr

Acting

Additional Muppet Performer (voice)

Gord Robertson

Acting

Fear Factor Contestant

Dawn Lewis

Acting

Security Guard

Colin Foo

Acting

Fear Factor Contestant (uncredited)

Marci Dacus

Acting

Angel 1

Yee Jee Tso

Acting

Angel 2

Dan Joffre

Acting

Fat Angel

Jonathan Bruce

Acting

Safari Animal Tracker

Cameron McDonald

Acting

Thin Angel

Darrell Lee-Izeard

Acting

Nancy Nut-What

Chantal Strand

Acting

Nicki Nut-What

Robin Mossley

Acting

Handsome Executive

Dan Payne

Acting

Sally Ann Representative

Julia Arkos

Acting