John Denver
Himself
Jim Henson
Kermit the Frog / Rowlf / Waldorf / Dr. Teeth / The Swedish Chef (voice)
Frank Oz
Miss Piggy / Fozzie Bear / Animal (voice)
Richard Hunt
Scooter / Statler / Janice / Beaker (voice)
Dave Goelz
The Great Gonzo / Zoot / Dr. Bunsen Honeydew (voice)
Jerry Nelson
Camilla / Lew Zealand / Robin the Frog / Sgt. Floyd Pepper (voice)
Phillip Huber
Muppet Performer