Jim Henson

Self / Various Muppets (archive footage)

Frank Oz

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

Jerry Nelson

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

Richard Hunt

Scooter / Beaker / Janice (voice)

Dave Goelz

The Great Gonzo / Beauregard / Boober Fraggle / Zoot (voice)

Steve Whitmire

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

Kevin Clash

Clifford / Elmo (voice)

Kathryn Mullen

Joy Buzzer / Mokey Fraggle (voice)

Caroll Spinney

Big Bird (voice)

Pam Arciero

Grundgetta (voice)

Harry Belafonte

Self

Carol Burnett

Self

John Denver

Self

Steven Spielberg

Self

Ray Charles

Self

John Cleese

Self

Charles Durning

Self

Dabney Coleman

Self

Ted Koppel

Self

Fran Brill

Additional Muppet Performer

Camille Bonora

Additional Muppet Performer

Joey Mazzarino

Additional Muppet Performer

Jim Martin

Additional Muppet Performer

Peter MacKennan

Additional Muppet Performer

Carmen Osbahr

Additional Muppet Performer

Martin P. Robinson

Additional Muppet Performer

David Rudman

Additional Muppet Performer

Duncan Kenworthy

Additional Muppet Performer

Craig Shemin

Additional Muppet Performer

Cheryl Henson

Additional Muppet Performer

Bill Prady

Additional Muppet Performer