Jim Henson as Self / Various Muppets (archive footage)

Frank Oz as Self / Miss Piggy / Fozzie Bear / Animal / Bert / Sam the Eagle (voice)

Jerry Nelson as Robin the Frog / Lew Zealand / Floyd Pepper / Announcer (voice)

Richard Hunt as Scooter / Beaker / Janice (voice)

Dave Goelz as The Great Gonzo / Beauregard / Boober Fraggle / Zoot (voice)

Steve Whitmire as Kermit the Frog / Rizzo the Rat / Bean Bunny / Whoopie Cushion (voice)

Kevin Clash as Clifford / Elmo (voice)

Kathryn Mullen as Joy Buzzer / Mokey Fraggle (voice)

Caroll Spinney as Big Bird (voice)

Pam Arciero as Grundgetta (voice)

Harry Belafonte as Self

Carol Burnett as Self

John Denver as Self

Steven Spielberg as Self

Ray Charles as Self

John Cleese as Self

Charles Durning as Self

Dabney Coleman as Self

Ted Koppel as Self

Fran Brill as Additional Muppet Performer

Camille Bonora as Additional Muppet Performer

Joey Mazzarino as Additional Muppet Performer

Jim Martin as Additional Muppet Performer

Peter MacKennan as Additional Muppet Performer

Carmen Osbahr as Additional Muppet Performer

Martin P. Robinson as Additional Muppet Performer

David Rudman as Additional Muppet Performer

Duncan Kenworthy as Additional Muppet Performer

Craig Shemin as Additional Muppet Performer

Cheryl Henson as Additional Muppet Performer

Bill Prady as Additional Muppet Performer