Cast[]
- Goku as Sonic
- Krillin as Tails
- Piccolo as Knuckles
- Chi-Chi as Amy Rose
- Bulma as Rouge
- Suno as Cream
- Icarus as Cheese
- Pan as Blaze
- Vegeta as Shadow
- Trunks as Silver
- Yamcha as Vector
- Tien as Espio
- Chiaotzu as Charmy
- Goku Jr. as Classic Sonic
- Bulma Leigh as Classic Tails
- Puck as Classic Metal Sonic
- Frieza as Dr. Eggman
- Don Kee as Classic Dr. Robotnik
- Super Saiyan Goku as Super Sonic
- Super Saiyan Goku Jr. as Super Classic Sonic
- Lord Yao as The Classic Death Egg Robot
- General Rilldo as The Egg Dragoon
- Perfect Cell as Perfect Chaos
- Syn Shenron as The Time Eater