Suggestions by @jasminepink

Scott Adkins

as Green Lantern in DCEU Rebooted

Kevin Grevioux

as Atrocitus in Green Lantern Corps

Ving Rhames

as Kilowog in Green Lantern Corps

Ben Barnes

as Hal Jordan in Green Lantern Corps

Henry Jackman

as Composer in Green Lantern

Milo Gibson

as Wolverine in The Perfect Marvel Universe

Doug Liman

as Director in Green Lantern

Dave Franco

as Black Hand in Green Lantern

Olivia Wilde

as Star Sapphire in Green Lantern

Sofia Boutella

as Iroque in Green Lantern

Luke Goss

as Abin Sur in Green Lantern

Andy Serkis

as Larfleeze in Green Lantern

Martin Short

as Mad Hatter in BATMAN : THE LONG HALLOWEEN

Ruth Wilson

as Gilda Grace Dent in BATMAN : THE LONG HALLOWEEN

Christopher Eccleston

as Scare Crow in BATMAN : THE LONG HALLOWEEN

Paloma Bernardi

as Poison Ivy in BATMAN : THE LONG HALLOWEEN

Bill Skarsgård

as Joker in BATMAN : THE LONG HALLOWEEN

John Doman

as Carmine falcone in BATMAN : THE LONG HALLOWEEN

Bill Hader

as Riddler in BATMAN : THE LONG HALLOWEEN

Michael Fassbender

as Harvey Dent in BATMAN : THE LONG HALLOWEEN