Character[]
A[]
- Abby Cadabby as San Leslie Carrara-Rudolph
- Alice Snuffleupagus as Judy Sladky
- Alistair Cookie as Frank Oz
- The Amazing Mumford as Jerry Nelson/John Kennedy
- Anything Muppets as Various
- AM Monsters as Various
- Aristotle as Richard Hunt
- Arlene Frantic as Fran Brill
B[]
- Baby Bear as David Rudman
- Barkley as Toby Towson
- Beautiful Day Monster as Jim Henson/Frank Oz/Caroll Spinney
- Bennett Snerf Jerry Nelson/Caroll Spinney
- Benny Rabbit as Kevin Clash
- Bert as Frank Oz/Eric Jacobson
- Betty Lou as Jim Henson/Frank Oz/Caroll Spinney/Fran Brill/Marilyn Sokol/Lisa Buckley
- Biff as Jerry Nelson
- Big Bird as Caroll Spinney/Matt Vogel
- Big Jeffy as Jeff Moss/Jerry Nelson/Jim Henson/Kevin Clash
- Bip Bippadotta as Jim Henson
- Bruno the Trashman as Caroll Spinney
- Buster the Horse as Martin P. Robinson
C[]
- Captain Breakfast As Brian Muehl
- Clementine as Brian Muehl/Kevin Clash/Camille Bonora
- Colambo as Joey Mazzarino
- Cookie Monster as Frank Oz/David Rudman
- Count von Count as Jerry Nelson/Matt Vogel
- Countess Dahling von Dahling as Brian Muehl/Fran Brill/Camilla Bonora
- Curly Bear as Stephanie D'Abruzzo
D[]
- Deena as Karen Prell
- Dingers as Various
- Don Music as Richard Hunt
- Donald Grump as Martin P. Robinson
- Dr. Feel as Steve Whitmire
- Dr. Nobel Price as Brian Muehl/Kevin Clash
E[]
- Elizabeth as Stephanie D'Abruzzo
- Elmo as Brian Muehl/Richard Hunt/Kevin Clash/Ryan Dillon
- Ernestine as David Rudman
- Ernie as Jim Henson/Steve Whitmire/Billy Barkhurst/Peter Linz
F[]
- Farley as Jerry Nelson
- Ferlinghetti Donizetti as Richard Hunt/Kevin Clash
- Flo Bear as David Rudman
- Fluffy the Elephant as Martin P. Robinson
- Forgetful Jones as Michael Earl/Richard Hunt
- Frazzle as Jerry Nelson
- Fred the Wonder Horse as Jerry Nelson
G[]
- Gladys the Cow Richard Hunt/Jennifer Barnhart
- Googel as Stephanie D'Abruzz
- Granny Bird as Caroll Spinney
- Granny Fanny Nestlerode as Caroll Spinney/Jim Henson
- Grover as Frank Oz/Eric Jacobson
- Grundgetta as Brian Muehl/Pam Arciero
- Gulliver as Joey Mazzarino
- Guy Smiley as Jim Henson/Eric Jacobson/Caroll Spinney
H[]
- Harvey Kneeslapper as Frank Oz/Matt Vogel
- Herbert Birdsfoot as Jerry Nelson
- Herry Monster as Jerry Nelsonb/Tyler Bunch/Peter Linz
- Honkers as Various
- Hoots the Owl as Kevin Clash
- Horatio the Elephant as Joey Mazzarinon/Dave Goelz/Martin P. Robinson/Peter Linz/David Rudman
- Humphrey as David Rudman
I[]
- Ingrid as Joey Mazzarino
J[]
- Jamie Fox as Joey Mazzarino
L[]
- Lefty the Salesman as Frank Oz/Caroll Spinney
- Little Bird as Jim Henson/Fran Brill
- Little Chrissy as Jim Henson/Christopher Cerf
- Little Jerry as Jerry Nelson
- Little Murray Sparkles as Alice Dinnean/Stephanie D'Abruzzo
- Liz Lemon as Stephanie D'Abruzzo
- Louie as Bill Barretta/Tyler Bunch
M[]
- Mae as Fran Brill
- Mama Bear as Camille Bonora/Alice Dinnean/Jennifer Barnhart
- The Martians as Jim Henson/Frank Oz/Jerry Nelson/Richard Hunt/Martin P. Robinson/Kevin Clash/David Rudman/Julianne Buescher/John Tartaglia/Eric Jacobson/Matt Vogel/Leslie Carrara-Rudolph/Warrick Brownlow
- Mel as Kevin Clash
- Meryl Sheep as Camille Bonora
- Monty as Martin P. Robinson
- Mr. Johnson as Jerry Nelson/Matt Vogel
- Murray Monster as Joey Mazzarino
N[]
- Narf as Joey Mazzarino
- Natasha asKevin Clash
O[]
- Oscar the Grouch as Caroll Spinney/Eric Jacobson
- Ovejita as Carmen Osbahr
P[]
- Papa Bear As Joey Mazzarino
- Phoebe Alice Dinnean/John Tartaglia
- Placido Flamingo Richard Hunt
- Prairie Dawn as Fran Brill/tephanie D'Abruzzo
- Prince Charming as Frank Oz
- Professor Hastings as Frank Oz
R[]
- Roosevelt Franklin as Matt Robinson
- Roosevelt Franklin's Mother as Loretta Long
- Rosita as Carmen Osbahr
- Roxie Marie as Fran Brill
- Ruby as Camille Bonora
- Rudy as Frankie Cordero
S[]
- SAM the Robot as Jerry Nelson/Caroll Spinney
- Segi as Chantylla Johnson/Kevin Clash
- Sherlock Hemlock as Jerry Nelson
- Sherry Netherland as Julianne Buescher/Alice Dinnean
- Simon Soundman as Jerry Nelson
- Slimey the Worm as Jerry Nelson/Michael Earl Davis/Martin P. Robinson/Dick Maitland
- Mr. Snuffleupagus("Snuffy") as Jerry Nelson/Michael Earl Davis/Martin P. Robinson
- Sonny Friendly as Richard Hunt/David Rudman
- Stinky the Stinkweed as Joey Mazzarino
- Sully as Richard Hunt/David Rudman
- Super Grover as Frank Oz/Eric Jacobson
T[]
- Telly Monster as Bob Payne/Brian Muehl/Martin P. Robinson
- The Twiddlebugs as Thomas: Jim Henson, Martin P. Robinson, Ricky Boyd (animated)
- Tessie: Frank Oz, David Rudman, Ricky Boyd (animated)
- Timmy: Richard Hunt, Peter Linz, Ricky Boyd (animated)
- Tina: Jerry Nelson, Ricky Boyd (animated)
- The Two-Headed Monster
- Left Head: Richard Hunt/Jerry Nelson/Joey Mazzarino
- Right Head: Peter Friedman/Richard Hunt/David Rudman
W[]
- Wolfgang as San Kevin Clash
Z[]
- Zoe as Fran Brill/Jennifer Barnhart