"Brendon Small - Nathan Explosion, Skwisgaar Skwigelf, Pickles the Drummer, Charles Foster Offdensen, Dick "Magic Ears" Knubbler, Facebones, Edgar Jomfru, various"

"Janeane Garofalo - Abigail Remeltindrinc"

"Angela Gossow - Lavona Succuboso"

"Jay Johnston - Coach Stopframe (Seasons 1 & 2), Ms Censordoll (Seasons 1 & 2), Principal Fakey, Officer Roger Papermouth (Seasons 1 & 2), Joe Secondopinionson, Sal Figurelli (Seasons 1 & 2), Carl Latchkey"

"Britta Phillips - Bloberta Puppington, Agnes Sculptham, Stephanie Foamwire-Putty, Tommy Littler, Nurse Bendy, Florence Papermouth, Poppet Posabule, various"

"Carolyn Lawrence - Orel Puppington, Christina Posabule, Dolly Forghetti"

"Scott Adsit - Clay Puppington, Dr Potterswheel, Doughy Latchkey, Coach Stopframe (Season 3), Ms Censordoll (Season 3), Art Posabule, various"

"Joe Unger - Arthur Puppington ("Beforel Orel" only)"

"Jeff B. Davis - Miss Secondopinionson ("Dumb" only)"

"KK Dodds - Kim Latchkey, Dotty Trophywife"

"Dino Stamatopoulos - Dale Armature, Cecil Creepler, Arthur Puppington ("Passing" only), Raymond Hymentact"

"Tigger Stamatopoulos - Shapey Puppington, Block Posabule"

"David Herman - Principal Fakey (Season 3), Officer Roger Papermouth (Season 3), Sal Figurelli (Season 3)"

"William Salyers - Reverend Rod Putty"

"Robot Chicken: Star Wars Episode II"

"Quinton Flynn - Various (recurring)"

"Mila Kunis - Various (recurring)"

"Seth MacFarlane - Various"

"Chad Morgan - Various"

"Breckin Meyer - Various"

"Dan Milano - Various"

"Seth Green - Various"

"Robot Chicken: Star Wars"

"Stephen Colbert - Chuck Noblet"

"Larc Spies - Derrick Blank"

"Deborah Rush - Sara Blank"

"Greg Hollimon - Onyx Blackman"

"Paul Dinello - Geoffrey Jellineck"

"Amy Sedaris - Jerri Blank"

"GIR - Rosearik Rikki Simons"

"Almighty Tallest Purple - Kevin McDonald"

"Almighty Tallest Red - Wally Wingert"

"Gaz - Melissa Fahn"

"Dib - Andy Berman"

"Zim - Richard Steven Horvitz"