Cast
- Thomas as Sonic
- Rheneas as Tails
- Edward as Rotor
- Daisy as Bunnie
- Molly as Sally
- Hank as Antonie
- Toby as Uncle Chuck
- Diesel as Dr. Robotnik (AoSTH)/Dr. Eggman
- Diesel 10 as Dr. Robotnik (SatAM/SU) (Diesel 10 and Dr. Robotnik (SatAM/SU) are both evil)
- Arry as Scratch
- Bert as Grounder
- S.C.Ruffey as Snivelly
- The Fat Controller as Sally's Dad
- James as Knuckles
- Rosie as Amy
- Oliver as Shadow
- Mavis as Sonia
- Stanley as Manic
- Donald/Douglas as Ray
- Boco as Ari
- D261 as Coconuts
- Lady as Dulcy
- Salty as Griff
- Monty as Sleet
- Max as Dingo
- Flora as Cream (Flora and Cream are both yellow)
- Annie/Clarabel as Breezie
- Percy as Lucas
- Stepney as Silver
- Oliver as Big
- Duck as Rocket the Sloth
- Trevor as Mighty
- Sir Handel as Espio
- Whiff as Vector
- Gordon as Charmy
- Emily as Rogue
- Derek as Robotnik Jr.
- George as Professor Gerald Robotnik
- Splatter and Dodge as Bocoe and Decoe