- Ted Shackleford/The Man with the Yellow Hat as Big Bird
- Curious George as Elmo
- Dr. Baker as Bert
- Mr. Bloomsberry as Ernie
- Chef Pisghetti as Cookie Monster
- Bill as Grover
- Betsy as Prairie Dawn
- Doorman as Count Von Count
- Allie as Zoe
- Aunt Margaret as Rosita
- Mario (from Mario) as Telly Monster
- Luigi (from Mario) as Baby Bear
- Angelina (from Angelina Ballerina) as Abby Cadabby
- Ivan as Snuffy
- Goofy (from Mickey Mouse Clubhouse) as Horatio the Elephant
- Hundley Jr. as Slimey the Worm
- Steve as Herry Monster
- Hundley as Barkley
- Baby Butter Otter (from PB&J Otter) as Baby Natasha
- Mr. Zoobel as Hoots the Owl
- Mr. Renkins as Guy Smiley
- Mr. Glass as Sherlock Hemlock
- Marco as Forgetful Jones
- Pip and Pop (from Bear in the Big Blue House) as Two-Headed Monster
- Charlie Brown (from Peanuts) as The Amazing Mumford
- Pete (from Mickey Mouse Clubhouse) as Frazzle
- Professor Alvin Einstein as Biff
- Professor Anthony Pizza as Sully
- Oso (from Special Agent Oso) as Murray Monster
- Mrs. Renkins as Gladys the Cow
- Jumpy Squirrel as Buster the Horse
- Miss Piggy (from The Muppets) as Lulu
- Dr. Ghesund as Benny Rabbit
- The Flying Dutchman (from SpongeBob SquarePants) as The Big Bad Wolf
- Andie, Stig and Stew as The Three Little Pigs
- The Little Cats (from Dr. Seuss) as Honkers
- SpongeBob (from SpongeBob SquarePants) as Dinger
- Shovel and Pail (from Blue's Clues) as The Martians
- Tweety Bird (from Looney Toons) as Little Bird
- Squidward (from SpongeBob SquarePants) as Mr. Johnson
- Maggie as Grundgetta
- Donkey Kong (from Mario) as Papa Bear
- Tiny Kong (from Mario) as Mama Bear
- Red Fraggle (from Fraggle Rock) as Curly Bear
- Paw Pilot (from Special Agent Oso) as Ovejita
- The Grocer as Stinky the Stinkweed
- Caillou's Mom (from Caillou) as Googel
- Rosie (from Caillou) as Phoebe
- Caillou (from Caillou) as Narf
- Caillou's Dad (from Caillou) as Mel
- Ed (from Ed, Edd 'n' Eddy) as Little Chrissy
- Edd and Eddy (from Ed, Edd 'n' Eddy) as The Alphabeats
- Greg (from The Wiggles) as Little Jerry
- Anthony (from The Wiggles) as Big Jeffy
- Murray (from The Wiggles) as Chrissy
- Jeff (from The Wiggles) as Rockin' Richard
- Bob (from Bob the Builder) as Maurice Monster
- Farmer Pickles (from Bob the Builder) as Harvey Monster
- Quincy (from Little Einsteins) as Kingston Livingston III
- Ernest Otter (from PB&J Otter) as Humphrey
- Opal Otter (from PB&J Otter) as Ingrid
- Uncle Tam as Bruno the Trashman
- Professor Wiseman as Sherry Netherland
- Angelica (from Rugrats) as Merry Monster
- Simba (from The Lion King) as Chicago the Lion
- Salty the Seal (from Mickey Mouse) as Wolfgang the Seal
- Doc McStuffins (from Doc McStuffins) as Roxie Marie
- Owl (from Winnie the Pooh) as Placido Flamingo
- Howlin' Hal as Jackman Wolf
- Diego (from Go, Diego, Go!) as Harvey Kneeslapper
- Dorothy as Deena
- Mrs. D as Pearl
- Tigger (from Winnie the Pooh) as Poco Loco
- Cayley as Miss Finch
- Sandy Cheeks (from SpongeBob SquarePants) as Madame Chairbird
- Homer Simpson (from The Simpsons) as Daddy Dodo
- Marge Simpson (from The Simpsons) as Mommy Dodo
- Bart Simpson (from The Simpsons) as Donnie Dodo
- Lisa Simpson (from The Simpsons) as Marie Dodo
- Molly, Gil, Goby, Deema, Oona, Nonny and Mr. Grouper (from Bubble Guppies) as Board of Birds
- The Grocer's Son as Bug
- Zowie Polie (from Rolie Polie Olie) as Grizzy
- Kermit the Frog (from The Muppets) as Stuckweed
- Oobi, Uma, Kako, Grampu, Inka, Angus, Moppie and Bella (from Oobi) as Pesties
- Swiper (from Dora the Explorer) as Grouch Mayor
- Charkie as Iago the Donkey
- Compass as Lassie the Goat
- Schroeder (from Peanuts) as Don Music
- Wembley Fraggle (from Fraggle Rock) as Leo the Party Monster
- Baby Mario (from Mario) as Roosevelt Franklin
- Princess Peach (from Mario) as Roosevelt Franklin's Mother
- The Bobo Brothers (from Go, Diego, Go!) as Joey and Davey Monkey
- Peppa Pig, Mummy Pig and Suzy Sheep (from Peppa Pig) as The Oinker Sisters
- Bubbles, Blossom and Buttercup (from The Powerpuff Girls) as The Squirrelles