• 
  Colleen O'Shaughnessey

  Miles 'Tails' Prower
• 
  Cindy Robinson

  Amy Rose
• 
  Roger Craig Smith

  Sonic the Hedgehog
• 
  Bill Freiberger

   Lady Walrus / ... (20 episodes, 2014-2015)
• 
  Nika Futterman

  Sticks the Badger
• 
  Mike Pollock

  Dr. Eggman
• 
  Kirk Thornton

  Orbot
• 
  Wally Wingert

  Cubot

• 
  Travis Willingham

  Knuckles the Echidna
• 
  Johannes Oliver Hamm

  52 episodes, 2014-2015
• 
  Marc Bretonnière

  Dr. Ivo 'Eggman' Robotnik
• 
  Sébastien Desjours

  Knuckles the Echidna
• 
  Naike Fauveau

  Amy Rose
• 
  Alexandre Gillet

  Sonic the Hedgehog
• 
  Tony Marot

  Orbot

• 
  Marie-Eugénie Marechal

  Miles 'Tails' Prower