Sonic Freedom Fighters

Freedom Fighters

 * Sonic the Hedgehog
 * Princess Sally Acorn
 * Miles 'Tails' Prower
 * Antoine D'Coolette
 * Bunnie D'Coolette
 * Knuckles the Echidna
 * Amy Rose
 * Rotor the Walrus
 * Sonia the Hedgehog
 * Manic the Hedgehog
 * Nicole the Holo-Lynx
 * Big the Cat
 * Cream the Rabbit
 * Cheese the Chao
 * Sticks the Badger

Additional

 * Mighty the Armadillo
 * Ray the Flying Squirrel
 * Shard the Metal Sonic
 * Monkey Khan
 * Whisper the Wolf
 * Tangle the Lemur
 * Jewel the Beetle
 * Lanolin
 * Belle the Tinkerer
 * Relic the Pika
 * Fixit the Robot
 * Doctor Quack
 * Cosmo the Seedrain
 * Silver the Hedgehog
 * Blaze the Cat
 * Marine the Raccoon
 * Zooey the Fox
 * Perci the Bandicoot
 * Omochao
 * Emerl / G-merl
 * Vanilla the Rabbit
 * Chip / Light Gaia
 * Princess Elise
 * Caliburn / Sacred Sword
 * Julie-Su the Echidna
 * Shade the Echidna
 * Honey the Cat
 * Mina Mongoose
 * Tikal the Echidna
 * Feist the Panda
 * Echo the Dolphin
 * Razor the Shark
 * Crusher
 * Coral the Betta
 * Pearly the Manta Ray
 * Princess Undina

Team Chaotix

 * Vector the Crocodile
 * Espio the Chameleon
 * Charmy Bee

Team Dark

 * Shadow the Hedgehog
 * Rouge the Bat
 * E-123 Omega

Babylon Rogues

 * Jet the Hawk
 * Wave the Swallow
 * Storm the Albatross

Eggman Empire

 * Doctor Ivo "Eggman" Robotnik
 * Cubot and Orbot
 * Scratch
 * Grounder
 * Coconuts
 * Doctor Starline
 * Metal Sonic
 * Snilevy Robotnik
 * Infinite
 * Mimic
 * Chaos

The Deadly Six

 * Zavok
 * Master Zik
 * Zazz
 * Zeena
 * Zomom
 * Zor

Skunk Brothers

 * Rough the Skunk
 * Tumble the Skunk

Hooligans

 * Nack the Weasel
 * Bean the Dynamite
 * Bark the Polar Bear

Pirates of the Setting Dawn

 * Captain Shellbreaker
 * Mr. Bristles the Yeti Crab
 * Dive the Lemming
 * Blade the Shark
 * Opal the Jellyfish

Other Villains

 * Lyric the Last Ancient
 * Breezie the Hedgehog
 * T.W, Barker
 * Scourge the Hedgehog
 * Fiona Fox
 * Speedy
 * Eclipse the Darkling
 * Black Doom
 * Mephiles the Dark
 * King Arthur
 * Dark Gaia

Voices

 * Roger Craig Smith: Sonic
 * Mike Pollock: Dr. Eggman
 * Tara Strong: Sally Acorn, Belle
 * Colleen Villard: Tails, Charmy, Cosmo, Zooey
 * Rob Paulsen: Antoine D'Coolette
 * Ashleigh Ball: Bunnie D'Coolette, Blade
 * Dave B Mitchell: Knuckles, Storm
 * Cindy Robinson: Amy Rose, Perci
 * Michelle Ruff: Cream, Cheese, Vanilla
 * Chris Edgerly: Rotor
 * Kath Soucie: Nicole
 * Kirk Thornton: Shadow, Orbot, Master Zik, T.W. Barker
 * Willy Wingert: Cubot
 * Gilbert Gottfried: Scratch
 * Bill Fagerbakke: Grounder
 * Ian James Corlett: Coconuts
 * Andrea Libman: Whisper, Marine
 * Grey DeLisle-Griffin: Tangle, Fiona
 * Tabitha St. Germain: Jewel, Echo, Opal
 * Jenny Slate: Lanolin
 * Eric Bauza: Dr. Quack, Speedy
 * April Winchell: Sonia
 * Greg Cipes: Manic
 * Kyle Hebert: Big
 * Nika Futterman: Sticks, Breezie
 * Steve Blum: Mimic, Crusher, Bark, Black Doom
 * David Tennant: Snively
 * Corey Burton: Metal Sonic
 * Benjamin Diskin: Dr. Starline, Ray
 * Liam O'Brien: Infinite, Zazz
 * Patrick Seitz: Zavok, Zomom, Lyric
 * Stephanie Sheh: Zeena
 * Sam Riegel: Zor
 * Nolan North: Rough, Scourge
 * Kevin Michael Richardson: Tumble, King Arthur
 * Keith Silverstein: Vector
 * Matthew Mercer: Espio
 * Bryce Papenbrook: Silver
 * Erica Lindbeck: Blaze, Omochao
 * Jeremy Shada: Emerl / G-merl
 * Karen Strassman: Rouge
 * Aaron LaPlante: E-123 Omega
 * Michael Yurchak: Jet
 * Kate Higgins: Wave
 * Derek Stephen Prince: Shard
 * Jackie Chan: Monkey Khan
 * Lacey Chabert: Princess Elise
 * Josh Keaton: Mighty
 * Yuri Lowenthal: Cailburn / Sacred Sword, Chip / Light Gaia
 * Jack Black: Feist
 * Dove Cameron: Relic
 * David Kaye: Fixit
 * Caitlin Glass: Shade
 * Scott McNeil: Razor
 * Jessica DiCicco: Carol, Pearly
 * Liliana Mumy: Princess Undina
 * Hynden Walch: Honey
 * Avril Lavigne: Mina
 * Nicole Oliver: Tikal, Julie-Su
 * Dave Wittenberg: Shellbreaker, Dive
 * Clancy Brown: Mr. Bristles
 * Keith Ferguson: Eclipse
 * John Patrick Lowrie: Nack
 * Dee Bradley Baker: Bean, Chaos
 * Christopher Corey Smith: Mephiles
 * Fred Tatasciore: Dark Gaia