Suggestions by @nickwahlmeier

Larry Wheels

as Captain Atom in DCEU Rebooted

Kate Upton

as Sapphire Stagg in DCEU Rebooted

Bruce Willis

as Rex Mason in DCEU Rebooted

Madison Pettis

as Karen Beecher-Duncan in DCEU Rebooted

Dennis Quaid

as Vigilante in DCEU Rebooted

Kelly Hu

as Talia Al Ghul in Batman Trilogy

Chow Yun-Fat

as Ra's al Ghul in Batman Trilogy

Michael Keaton

as Firefly in DCEU Rebooted

Ben Barnes

as Talon in Batman Trilogy

Charlize Theron

as Copperhead in Batman Trilogy

Rebecca Ferguson

as Poison Ivy in Batman Trilogy

Willem Dafoe

as Joker in Batman Trilogy

Dominic Purcell

as Electrocutioner in Batman Trilogy

Paul "Big Show" Wight

as Solomon Grundy in Batman Trilogy

Timothy Spall

as The Penguin in Batman Trilogy

Ben Affleck

as Batman in Batman Trilogy

Paul Rudd

as The Atom in DCEU Rebooted

Brec Bassinger

as Kara Zor-El in DCEU Rebooted

Luke Pegler

as Nightwing in DCEU Rebooted

Chris Pratt

as Captain Atom in DCEU Rebooted