Jim Henson

King Ploobis (voice)

Kermit the Frog (voice)

Self - Guest

Kermit the Frog

Goblins (uncredited)

Self / Kermit The Frog / Waldorf

Kermit the Frog, Waldorf, Rowlf the Dog, Link Hogthrob, The Swedish Chef, Dr. Teeth, The Newsman (voice)

Convincing John

Gobo Fraggle, Convincing John, Cantus (voice)

Cantus

Cantus the Minstrel, Convincing John, Additional Muppets (voice)

Cantus the Minstrel (voice)

Convincing John (voice, uncredited)

Convincing John (voice)

Self (archive footage)

Kermit the Frog/Ernie (voice)

Jen / High Priest, Ritual Master

Kermit the Frog

Kermit the Frog / Ernie (voice)

Self / Various Muppets (archive footage)

Ernie (voice)

Kermit the Frog / Rowlf / Dr. Teeth / Waldorf / Swedish Chef / Link Hogthrob (voice)

Kermit the Frog / Ernie (archive footage)

Man on Phone