Suggestions by @andymayer

Roger Craig Smith

as Sonic the Hedgehog in Justice League X Sonic The Hedgehog: Chaos Crisis

Peter Wilds

as Dingo (Underground) in Sonic the Hedgehog: Multiverse Collision

Maurice LaMarche

as Sleet (Underground) in Sonic the Hedgehog: Multiverse Collision

Michael Bell

as Ixis Naugus (SatAM) in Sonic the Hedgehog: Multiverse Collision

Tim Curry

as King Acorn (SatAM) in Sonic the Hedgehog: Multiverse Collision

Charlie Adler

as Snively Robotnik (SatAM) in Sonic the Hedgehog: Multiverse Collision

Ian James Corlett

as Coconuts (AoSTH) in Sonic the Hedgehog: Multiverse Collision

Christian James

as Coconuts (AoSTH) in Sonic the Hedgehog: Multiverse Collision

Phil Hayes

as Scratch (AoSTH) in Sonic the Hedgehog: Multiverse Collision

Cree Summer

as Dulcy the Dragon (Archie) in Sonic the Hedgehog: Multiverse Collision

Maurice LaMarche

as Sir Charles the Hedgehog / Uncle Chuck (Archie) in Sonic the Hedgehog: Multiverse Collision

Mike Pollock

as Dr. Eggman Nega (Sol) in Sonic the Hedgehog: Multiverse Collision

Kelly Macdonald

as Lanolin the Sheep (Prime) in Sonic the Hedgehog: Multiverse Collision

Paul Dano

as Doctor Starline the Platypus (Prime) in Sonic the Hedgehog: Multiverse Collision

Haley Tju

as Whisper the Wolf (Prime) in Sonic the Hedgehog: Multiverse Collision

Roger Craig Smith

as Commander Abraham Tower (Prime) in Sonic the Hedgehog: Multiverse Collision

Nika Futterman

as Sticks the Badger (Prime) in Sonic the Hedgehog: Multiverse Collision

Pete Capella

as Sir Galahad (Camelot) in Sonic the Hedgehog: Multiverse Collision

Quinton Flynn

as Silver the Hedgehog (Archie) in Sonic the Hedgehog: Multiverse Collision

Bryce Papenbrook

as Silver the Hedgehog (Prime) in Sonic the Hedgehog: Multiverse Collision