Jerry Nelson
Floyd Pepper, Announcer, Dr. Julius Strangepork, Pops, Lew Zealand, Robin the Frog, Louis Kazagger, Chicken, Crazy Harry, Pig, Robin, Camilla, House, Uncle Deadly, Whatnot, Baskerville the Hound, Jerry, Slim Wilson, Chickens, Herman, Quongo, Sgt. Floyd Pepper, T.R. Rooster, Cow, Cowboy, Dr. Strangepork, Fleet Scribbler, Frog, Loud Woman, Miss Mousey, Old Skyball Paint, Shouting Lady, Thog, Vendaface, Whatnot Man, Arab, Baskerville, Beautiful Day Monster, Bust of Beethoven, Droop, Eric the Parrot, Geri, Gills Brother, Goat, Gramps, Horse, J.P. Grosse, Jugband Member, Muppaphones, Paul, Paul Revere, Pigs, Prairie Dog, Singing Owl, Stalagmite, Sundance the Lion, The Announcer, The Bust of Beethoven, Tree, Whatnots, William Tell, Youknow Bird, Zucchini Brother, African Mask, Angus McGonagle, Ant, Aquarius Singer, Artichoke, Atrics Tambourine Player, Automatic Wastebasket, Baby, Bar Patron, Barber's Customer, Beaker clones, Beaver, Behemoth, Benny, Big Tiny Tallsaddle, Billy the Bear, Blue Frackle, Borcellino, British Chap, British Man, Brown Dog, Bruno, Bug, Bun-Bun Brother, Burlington Bertie, Canary, Centurions, Chester Pugh, Chris Rudolph, Chucky, Clam, Construction Worker, Count von Count, Crocodile, Dancer, Dancers, Dancing Clown, Delivery Guy, Doctor, Dodo, Dog, Doglion, Eel, Fazoob, Feather Duster, Featherstone, Female Dancer, Female Koozebanian, Flo Chicken, Floyd, Floyd's dancing partner, Food, Forcryingoutloud Bird, Fozzie Pig, Fungus, Gambler, Gingerbread Man, Gnu, Gopher, Gorgon Heap, Granny the Gouger, Half of the Two-Headed Singer, Harold the Woodpecker, Herbie, Humpty Dumpty, Indian, Irving Bizarre, Kangaroo, Koozebanian Phoob, Lee, Lenny the Lizard, Lew Zeland, Lineman, Lobster, Luncheon Counter Monster, Male Monster, Mean Mama, Merdlidop, Merry Men, Mexican Hat Dancer, Mickey Moose, Milton Miller, Mulch, Muskrat, Octopus, Old Gypsy Lady, Opossum, Parrot, Paul 1, Penguin, Penguins, Pierre Lacousse, Pig Bartender, Pirate, Pole Vaulter, Policeman, Professor Albert Flan, Punching Bag, Quongo the Gorilla, Rat, Salesman, Salsburg Sauerkraut Singer, Scallions, Scotsman, Screaming Thing, Shakey Sanchez, Shark, Singing Fireman, Skier, Sleeze Brother, Snake, Soldier, Sopwith the Camel, Sphinx, Spy, Statler's Grandson, Super Sheep, Talking Machine, Tarantula, The Devil, The Idol, The Queen, The Sarcophagi, Thudge McGerk, Tiki Idol, Tom, Train Conductor, Vampire, Vampire's Dancing Partner, Vendawish, Viking Pigs, Violinist, Waiter, Walrus, Warren the Dancing Cucumber, Weasel, Whatnot Commander, Whatnot Dancer, Whatnot Dancers, Whatnot Girl, Whatnot Girls, Whatnot Gypsy, Whatnot Monster, Whatnot Singer, Witch Doctor, Wolfhound, Yellow Creature, Yorick, Zelda Rose, Zuzu Fitzwaller