Jim Henson
Kermit the Frog / Rowlf / Dr. Teeth / Waldorf / Swedish Chef / Ernie / Granny / Horse & Carriage Rider / Link Hogthrob / The Newsman (voice)

Frank Oz
Miss Piggy / Fozzie / Animal / Bert / Cookie Monster / Ocean Breeze Soap Board Member / Sam the Eagle (voice)

Dave Goelz
Gonzo / Chester - Rat / Bill - Frog / Zoot / Beauregard / Dog / Dr. Bunsen Honeydew / Penguin (voice)

Steve Whitmire
Rizzo the Rat / Gill - Frog / Baby Kermit / Chicken / College Student in Audience / Dog / Lew Zealand (voice)

Richard Hunt
Scooter / Statler / Janice / Beaker / Dog (voice)

Jerry Nelson
Camilla / Lew Zealand / Floyd / Bear / Chicken / Crazy Harry / Dog / Dr. Strangepork / Granny / Penguin / Pops / The Count (voice)

Juliana Donald
Jenny

Lonny Price
Ronnie

Louis Zorich
Pete

Art Carney
Bernard Crawford