Suggestions by @mr_blue_sky

Alan Tudyk

as Sauron in New Voice Actors to Play Marvel and DC Characters

QT Hush

as Next Project: in Sonic the Hedgehog: Fist Bump

Rami Malek

as Flattop Jones in Dick Tracy & Q.T. Hush: Most Wanted

Rory Kinnear

as Stooge Viller in Dick Tracy & Q.T. Hush: Most Wanted

Hayden Christensen

as Actors Currently In The New MulToonVerse in What Should Be In The New MulToonVerse

Hayden Christensen

as "The Ultimate Lifeform" in Sonic the Hedgehog: Fist Bump

Nick Offerman

as Dr. Eggman (live-action) in Casting a random character every saturday #24: Eggman

Charles Dance

as Anton Arcane in Animal Man: When Nature Calls

Radioactive Man (Chen Lu)

as The Masters Of Evil in The NEW Anythingverse (Idea Pitch)

Brett Azar

as "You Two Seem Valuable..." in Thor: Battle Of The Gods

Valeriia Karaman

as "You Two Seem Valuable..." in Thor: Battle Of The Gods

Matthew Lewis

as "You Two Seem Valuable..." in Thor: Battle Of The Gods

Mark Powley

as "You Two Seem Valuable..." in Thor: Battle Of The Gods

Spoiler

as "You Two Seem Valuable..." in Thor: Battle Of The Gods

Jasper Pääkkönen

as Malekith in Thor: Battle Of The Gods

Christopher Lee

as David Cronenberg in The Collabs We Didn't Get

Simon Pegg

as David Lynch in The Collabs We Didn't Get

Billy Drago

as Tim Burton in The Collabs We Didn't Get

Paul Walter Hauser

as Oodles in Dick Tracy & Q.T. Hush: Most Wanted

Sacha Baron Cohen

as Sketch Paree in Dick Tracy & Q.T. Hush: Most Wanted