Suggestions by @kbhubbard_19

Charlie Hunnam

as Green Arrow in DCEU Supergirl and The Flash

Score: 0

Michael Keaton

as Batman (1989's) in DCEU Supergirl and The Flash

Score: +1

Ben Affleck

as Batman in DCEU Supergirl and The Flash

Score: +1

Ella Jay Basco

as Orphan/Blackbat in DCEU Supergirl and The Flash

Score: +1

Jane Levy

as Robin/Catgirl in DCEU Supergirl and The Flash

Score: +1

Olivia Holt

as Spoiler/Batgirl in DCEU Supergirl and The Flash

Score: +1

Colin Ford

as Red Hood in DCEU Supergirl and The Flash

Score: +1

Jacob Tremblay

as Robin in DCEU Supergirl and The Flash

Score: +2

Katherine McNamara

as Oracle/Batgirl in DCEU Supergirl and The Flash

Score: +2

Drake Bell

as Red Robin in DCEU Supergirl and The Flash

Score: +1

Brenton Thwaites

as Nightwing in DCEU Supergirl and The Flash

Score: +1

Keiynan Lonsdale

as Kid Flash 2 in DCEU Supergirl and The Flash

Score: +1

Grant Gustin

as Impulse in DCEU Supergirl and The Flash

Score: +1

Lucas Till

as Kid Flash in DCEU Supergirl and The Flash

Score: +1

Kyle Gallner

as Black Racer in DCEU Supergirl and The Flash

Score: +1

Sasha Calle

as Supergirl in DCEU Supergirl and The Flash

Score: +1

Ezra Miller

as The Flash in DCEU Supergirl and The Flash

Score: +2

Jessie T. Usher

as Marcus Johnson, Sgt. Johnson in Fury

Score: +1

Daniel Craig

as George Washington "G. W." Bridge in Fury

Score: 0

Adrianne Palicki

as Mockingbird in Fury

Score: +1