Suggestions by @sebastianmalovec

Sebastian Malovec

as Alexander Johnson in Sonic the Hedgehog 4 (Movie)

Scarlett Johansson

as Rouge the bat in Sonic the Hedgehog 4 (Movie)

Tom Holland

as Silver in Sonic the Hedgehog 4 (Movie)

Christina Kelly

as Sally Acorn in Sonic the Hedgehog 4 (Movie)

Hilary Duff

as Amy in Sonic the Hedgehog 4 (Movie)

Keanu Reeves

as Shadow in Sonic the Hedgehog 4 (Movie)

Natasha Rothwell

as Rachel in Sonic the Hedgehog 4 (Movie)

Melody Nosipho Niemann

as Jojo in Sonic the Hedgehog 4 (Movie)

Adam Pally

as Wade Whipple in Sonic the Hedgehog 4 (Movie)

Lee Majdoub

as Stone in Sonic the Hedgehog 4 (Movie)

Colleen O'Shaughnessey

as Tails in Sonic the Hedgehog 4 (Movie)

Tika Sumpter

as Maddie Wachowski in Sonic the Hedgehog 4 (Movie)

Idris Elba

as Knuckles in Sonic the Hedgehog 4 (Movie)

Jim Carrey

as Dr. Ivo Robotnik in Sonic the Hedgehog 4 (Movie)

James Marsden

as Tom Wachowski in Sonic the Hedgehog 4 (Movie)

Tom Wachowski (SCU)

as Tom Wachowski in Sonic the Hedgehog 4 (Movie)

Sebastian Malovec

as Himself in Sonic the Hedgehog 4 (Movie)