Sonic/Adventures of Sonic the Hedgehog

Cast

Version 1

 * Sonic as Sonic
 * Tails as Tails
 * Dr. Eggman as Dr. Robotnik
 * Rouge as Mama Robotnik
 * Big as Grounder
 * Knuckles as Scratch
 * Charmy as Coconuts

Version 2 (made by TongueSpeakingTool)

 * Sonic as Sonic
 * Tails as Tails
 * Dr. Eggman as Dr. Robotnik
 * Ella as Momma Robotnik
 * Big as Grounder
 * Knuckles as Scratch
 * Charmy as Coconuts
 * Bokkun as Robotnik Jr.
 * Metal Sonic as Music Destroyer
 * Cream as Miss Possum
 * Jet as Dr. Quark
 * Storm as Doofus
 * Amy as Sonnette
 * Rouge as Breezie
 * Chris as Lucas
 * Frances as Lucinda
 * Danny as Rocket

Version 3 (made by EliJBrown)

 * Sonic as Sonic
 * Tails as Tails
 * Vector as Dr. Robotnik
 * Vanilla as Momma Robotnik
 * Espio as Grounder
 * Charmy as Scratch
 * Mighty as Coconuts

Version 4

 * Sonic as Sonic
 * Tails as Tails
 * Knuckles as Dr. Robotnik
 * Rouge as Momma Robotnik
 * Cream  as Grounder
 * Amy as Scratch
 * Cosmo as Coconuts
 * Sonia as Robotnik Jr.
 * Jet as Dr. Quark
 * Storm as Doofus

Version 5

 * Sonic as Sonic
 * Tails as Tails (Tails and Tails both followed Sonic and Sonic)
 * Metal Sonic as Dr. Robotnik
 * Manic as Grounder
 * Knuckles as Scratch
 * Antoine as Coconuts

Version 6

 * Sonic as Sonic
 * Tails as Tails
 * Dr. Eggman as Dr. Robotnik
 * Vector as Scratch
 * Espio as Grounder
 * Charmy as Coconuts

Version 7

 * Sonic as Sonic
 * Manic as Tails
 * Dr. Eggman as Dr. Robotnik
 * Tails as Scratch
 * Big as Grounder
 * Knuckles as Coconuts

Version 8

 * Mighty as Sonic
 * Ray as Tails
 * Dr. Eggman as Dr. Robotnik
 * Sonic as Scratch
 * Knuckles as Grounder
 * Tails as Coconuts

Version 9

 * Shadow as Sonic
 * Sonic as Tails
 * Dr. Eggman as Dr. Robotnik
 * Knuckles as Scratch
 * Big as Grounder
 * Antoine as Coconuts

Version 10

 * Amy as Sonic
 * Cream as Tails
 * Sonic as Dr. Robotnik
 * Knuckles as Scratch
 * Big as Grounder
 * Tails as Coconuts

Version 11

 * Tails as Sonic
 * Cosmo as Tails
 * Dr. Eggman as Dr. Robotnik
 * Bocoe as Scratch
 * Decoe as Grounder
 * Bokkun as Coconuts

Version 12

 * Sally as Sonic
 * Cream as Tails
 * Dr. Eggman as Dr. Robotnik
 * Ten Cents (from TUGS) as Scratch
 * Sunshine (from TUGS) as Grounder
 * Sonic as Coconuts

Version 13

 * Thomas (from TTTE) as Sonic
 * Antoine as Tails
 * Dr. Eggman as Dr. Robotnik
 * Sonic as Scratch
 * Tails as Grounder
 * Knuckles as Coconuts

Version 14 (made by JosephCL93)

 * Sonic as Sonics
 * Knuckles as Tails
 * Dr. Eggman as Dr. Robotnik
 * Sleet as Scratch
 * Dingo as Grounder
 * Snively as Coconuts

Version 15

 * Antoine as Sonic
 * Tails as Tails
 * Dr. Eggman as Dr. Robotnik
 * Sonic as Scratch
 * Manic as Grounder
 * Sonia as Coconuts

Version 16

 * Silver as Sonic
 * Shadow as Tails
 * Diesel (from TTTE) as Dr. Robotnik
 * Dr. Eggman as Scratch
 * Eggman Nega as Grounder
 * Knuckles as Coconuts

Version 17

 * Sonic as Sonic
 * Tails as Tails
 * Shadow as Dr. Robotnik
 * Rouge as Scratch
 * Omega as Grounder
 * Tikal as Coconuts

Version 18

 * Sonic as Sonic
 * Tails as Tails
 * Dr. Eggman as Dr. Robotnik
 * Blaze as Scractch
 * Silver as Grounder
 * Marine as Coconuts

Version 19

 * Sonic as Sonic
 * Tails as Tails
 * Dr. Eggman as Dr. Robotnik
 * Orbot as Scratch
 * Cubot as Grounder
 * Yacker as Coconuts

Version 20

 * Knuckles as Sonic
 * Charmy as Tails
 * Vanilla as Dr. Robotnik
 * Chris as Scratch
 * Danny as Grounder
 * Jet as Coconuts

Version 21

 * Dr. Eggman as Sonic
 * Espio as Tails
 * Silver as Dr. Robotnik
 * Shadow as Scratch
 * Chip as Grounder
 * Rotor as Coconuts

Version 22 (made by FlyingDuckManGenesis)

 * Sonia as Sonic
 * Dulcy as Tails
 * Antoine as Dr. Robotnik
 * Sally as Scratch
 * Bunnie as Grounder
 * Amy as Coconuts

Version 23

 * Sleet as Sonic
 * Dingo as Tails
 * Tails as Dr. Robotnik
 * Scratch as Himself
 * Grounder as Himself
 * Coconuts as Himself

Version 24 (made by Adventures of Sonic the Hedgehog)

 * Sally as Sonic
 * Bunnie as Tails
 * Rotor as Dr. Robotnik
 * Antoine as Scratch
 * Sonic as Grounder
 * Marine as Coconuts

Version 25

 * Sonic as Sonic (the both start with Thomas as Sonic)
 * Tails as Tails (the both start with Percy as Tails)
 * Knuckles as Dr. Robotnik (the both start with Gordon as Dr. Robotnik)
 * Amy as Scratch (the both start with Henry as Scratch)
 * Cream as Grounder (the both start with James as Grounder)
 * Cosmo as Coconuts (the both start with Donald/Douglas as Coconuts)

Version 26

 * Silver as Sonic
 * Blaze as Tails
 * Shadow as Dr. Robotnik
 * Sonic as Scratch
 * Tails as Grounder
 * Knuckles as Coconuts

Version 27

 * Cosmo as Sonic
 * Sonic as Tails (Sonic and Tails are both friends Cosmo and Sonic)
 * Knuckles as Dr. Robotnik (they're both mean and selfish)
 * Mighty as Scratch
 * Ray as Grounder
 * Tails as Coconuts

Version 28 (made by SonicX)

 * Metal Sonic as Sonic
 * Shadow as Tails
 * Dr. Eggman as Dr. Robotnik
 * Tails as Scratch
 * Sonic as Grounder
 * Manic as Coconuts

Version 29

 * Bunnie as Sonic
 * Metal Sonic as Tails
 * Sonic as Dr. Robotnik
 * Tikal as Scratch
 * Knuckles as Grounder
 * Big as Coconuts

Version 30

 * Dulcy as Sonic
 * Sonia as Tails
 * Antoine as Dr. Robotnik
 * Bunnie as Scratch
 * Sally as Grounder
 * Amy as Coconuts

Version 31

 * Big as Sonic
 * Charmy as Tails
 * Fang as Dr. Robotnik
 * Cream as Scratch
 * Amy as Grounder
 * Cosmo as Coconuts

Version 32

 * Knuckles as Sonic
 * Sonic as Tails
 * Bark as Dr. Robotnik
 * Dr. Eggman as Scratch
 * Shadow as Grounder
 * Antoine as Coconuts

Version 33

 * Amy as Sonic
 * Cream as Tails
 * Bean as Dr. Robotnik
 * Sonic as Scratch
 * Manic as Grounder
 * Sonia as Coconuts

Version 34

 * Knuckles as Sonic
 * Sonic as Tails
 * Dr. Eggman as Himself
 * Zebedee (from TUGS) as Scratch
 * Zak (from TUGS) as Grounder

Version 35

 * Marine as Sonic
 * Big as Tails
 * Vanilla as Dr. Robotnik
 * Sonic as Scratch
 * Tails as Grounder
 * Knuckles as Coconuts