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)