Suggestions by @jurassictransformers

Tika Sumpter

as Maddie Wachowski in Sonic The Hedgehog 4 (2027)

James Marsden

as Tom Wachowski in Sonic The Hedgehog 4 (2027)

Jim Carrey

as "He's Back" in Sonic The Hedgehog 4 (2027)

Spoiler

as "He's Back" in Sonic The Hedgehog 4 (2027)

Jim Carrey

as Eggman Nega in Sonic The Hedgehog 4 (2027)

Benjamin Diskin

as Black Doom in Sonic The Hedgehog 4 (2027)

Dan Green

as Mephiles The Dark in Sonic The Hedgehog 4 (2027)

Ross Marquand

as Neo Metal Sonic in Sonic The Hedgehog 4 (2027)

Roger Craig Smith

as E-123 "Omega" in Sonic The Hedgehog 4 (2027)

Jessica Henwick

as Rouge The Bat in Sonic The Hedgehog 4 (2027)

Hailee Steinfeld

as Blaze The Cat in Sonic The Hedgehog 4 (2027)

Tom Holland

as Silver The Hedgehog in Sonic The Hedgehog 4 (2027)

Kimiko Glenn

as Amy Rose in Sonic The Hedgehog 4 (2027)

Idris Elba

as Knuckles The Echidna in Sonic The Hedgehog 4 (2027)

Colleen O'Shaughnessey

as Miles "Tails" Power in Sonic The Hedgehog 4 (2027)

Keanu Reeves

as Shadow The Hedgehog in Sonic The Hedgehog 4 (2027)

Ben Schwartz

as Sonic The Hedgehog in Sonic The Hedgehog 4 (2027)

Jun Senoue

as Composer in Sonic The Hedgehog 4 (2027)

Neal H. Moritz

as Producer in Sonic The Hedgehog 4 (2027)

Jeff Fowler

as Director in Sonic The Hedgehog 4 (2027)