Caroll Spinney

Big Bird / Oscar the Grouch (voice)

Frank Oz

Bert / Grover / Cookie Monster (voice)

Martin P. Robinson

Telly Monster (voice)

Fran Brill

Prarie Dawn (voice)

Jerry Nelson

The Count / The Amazing Mumford / Herry Monster / Biff (voice)

Kevin Clash

Elmo / Baby Natasha / Hoots the Owl (voice)

David Rudman

Chicago Lion / Humphrey / Davey Monkey (voice)

Joey Mazzarino

Joey Monkey (voice)

James J. Kroupa

Bird in La La Line (voice)

Pam Arciero

Muppet Performer (voice)

Noel MacNeal

Muppet Performer (voice)

Bryant Young

Muppet Performer (voice)

Richard Hunt

Gladys the Cow (voice) (archive footage)

Jim Henson

Ernie / Kermit the Frog / Guy Smiley (archive footage) (voice)

Alison Bartlett

Gina Jefferson

Annette Calud

Celina

Savion Glover

Savion

Angel Jemmott

Angela

Sonia Manzano

Maria

Bob McGrath

Bob

Jou Jou Papailler

Jamal

En Vogue

Themselves - Special Guests

Maya Angelou

Self - Special Guest

Marilyn Horne

Self - Special Guest

Queen Latifah

Self - Special Guest

Los Lobos

Themselves - Special Guest

Aaron Neville

Self - Special Guest

Little Richard

Self - Special Guest

Carmen Osbahr

Rosita (voice)

Jim Martin

Muppet Performer (voice)

Alison Mork

Muppet Performer (voice)

Peter MacKennan

Muppet Performer (voice)

Lisa Buckley

Muppet Performer (voice)

Carlo Alban

Carlo

Ruth Buzzi

Ruthie

Garth Brooks

Self (segment "New Way to Walk")

Michael Chang

Self (segment "New Way to Walk")

John Goodman

Self (segment "New Way to Walk")

Bill Irwin

Self (segment "New Way to Walk")

Kevin Kline

Self (segment "New Way to Walk")

Cheech Marin

Self (segment "New Way to Walk")

Aaron Neville

Self (segment "New Way to Walk")

Charles Neville

Self (segment "New Way to Walk")

Cyril Neville

Self (segment "New Way to Walk")

Art Neville

Self (segment "New Way to Walk")

Rosie O'Donnell

Self (segment "New Way to Walk")

Jason Samuels

Self (segment "New Way to Walk")

David Shiner

Self (segment "New Way to Walk")

Marisa Tomei

Self (segment "New Way to Walk")

María Conchita Alonso

Self (segment "Monster in the Mirror")

Candice Bergen

Self (segment "Monster in the Mirror")

Ray Charles

Self (segment "Monster in the Mirror")

Chubby Checker

Self (segment "Monster in the Mirror")

Glenn Close

Self (segment "Monster in the Mirror")

Tyne Daly

Self (segment "Monster in the Mirror")

Geena Davis

Self (segment "Monster in the Mirror")

Bo Diddley

Self (segment "Monster in the Mirror")

Roger Ebert

Self (segment "Monster in the Mirror")

Jeff Goldblum

Self (segment "Monster in the Mirror")

Whoopi Goldberg

Self (segment "Monster in the Mirror")

Kadeem Hardison

Self (segment "Monster in the Mirror")

Charlayne Hunter-Gault

Self (segment "Monster in the Mirror")

Bo Jackson

Self (segment "Monster in the Mirror")

Christopher Reid

Self (segment "Monster in the Mirror")

Christopher Martin

Self (segment "Monster in the Mirror")

Robert MacNeil

Self (segment "Monster in the Mirror")

Lou Diamond Phillips

Self (segment "Monster in the Mirror")

Julia Roberts

Self (segment "Monster in the Mirror")

Gene Siskel

Self (segment "Monster in the Mirror")

Jeffrey L. Smith

Self (segment "Monster in the Mirror")

Tracey Ullman

Self (segment "Monster in the Mirror")

Blair Underwood

Self (segment "Monster in the Mirror")

Malcolm-Jamal Warner

Self (segment "Monster in the Mirror")

Robin Williams

Self (segment "Monster in the Mirror")

Christopher Cerf

Little Chrissy (voice)

Joshua Eber

Self (uncredited)

Cooley Jackson

Grover (voice) (uncredited)

Nancy Cartwright

Bart Simpson (voice) (segment "Monster in the Mirror") (uncredited)

Yeardley Smith

Lisa Simpson (voice) (segment "Monster in the Mirror") (uncredited)

Dan Castellaneta

Homer Simpson (voice) (segment "Monster in the Mirror") (uncredited

Julie Kavner

Marge Simpson (voice) (segment "Monster in the Mirror") (uncredited)

Heather Asch

Muppet Performer (voice) (uncredited)

Stephanie D'Abruzzo

Muppet Performer (voice) (uncredited)

Alice Dinnean

Muppet Performer (voice) (uncredited)

John E. Kennedy

Muppet Performer (voice) (uncredited)

Michael Paul

Muppet Performer (voice) (uncredited)