Suggestions by @giacomochannel

Keanu Reeves

as Baba Yaga in Scooby Doo

Bryan Cranston

as Wax Phantom in Scooby Doo

Danny McBride

as Detective Harvey Bullock in Batman: The Dark Knight

Seth Green

as Spooky Space Kook in Scooby Doo

Tom Cruise

as Miner Forty-Niner in Scooby Doo

Blake Lively

as The Beast of Bottomless Lake in Scooby Doo

Kevin Bacon

as The Tar Monster in Scooby Doo

John Goodman

as The Creeper in Scooby Doo

Karen Gillan

as Elizabeth Blake in Scooby Doo

Rowan Blanchard

as Madelyn Dinkley in Scooby Doo

Melissa McCarthy

as Angie Dinkley in Scooby Doo

James Franco

as The Freak of Crystal Cove in Scooby Doo

Storm Reid

as Velma Dinkley in Scooby Doo

Kristen Wiig

as Paula Rogers in Scooby Doo

Brian Baumgartner

as Colton Rogers in Scooby Doo

Justin Roiland

as Doctor Doom/Victor von Doom in Fantastic Four The Animated Series

Bill Skarsgård

as Beast in Marvel Cinematic Universe

Millie Bobby Brown

as Daphne Blake in Scooby Doo

Gaten Matarazzo

as Shaggy Rogers in Scooby Doo

Asher Angel

as Fred Jones in Scooby Doo