Suggestions by @noahharris

Zendaya

as Luna in Scooby-Doo!

Bella Thorne

as Sally McKnight in Scooby-Doo!

Kenan Thompson

as Jim Richt in Scooby-Doo!

Ross Lynch

as Fred Jones in Scooby-Doo!

Timothée Chalamet

as Norvell Rogers in Scooby-Doo!

Bill Skarsgård

as Samuel Darkwood in Scooby-Doo!

Tim Curry

as Ghost of Julius Darkwood in Scooby-Doo!

Madelaine Petsch

as Daphne Blake in Scooby-Doo!

Frank Welker

as Scoobert Dooby Doo in Scooby-Doo!

Kaley Cuoco

as Harley Frances Quinzel in Batman|Arrowverse Series

Jared Padalecki

as Harvey Dent in Batman|Arrowverse Series

Bill Hader

as Edward Nygma in Batman|Arrowverse Series

Jensen Ackles

as Bruce Wayne in Batman|Arrowverse Series

Hugh Jackman

as Captain Boomerang in Fancast DC

Clancy Brown

as Kilowog in Fancast DC

Zac Efron

as Flash in Fancast DC

Max Charles

as Beast Boy in Fancast DC

Bruce Campbell

as Clayface in Fancast DC

Adam Driver

as Hush in Fancast DC

Leonardo DiCaprio

as Hush in Fancast DC