Suggestions by @deerzelwashington

Fiona Dourif

as Enchantress in Justice League 2

Score: +2

Chad Michael Murray

as Reverse Flash in Justice League 2

Score: +1

Tom Welling

as Vandal Savage in Justice League and the JSA

Score: 0

Tom Welling

as Batman in Justice League and the JSA

Score: 0

Wallis Day

as Britannia in Justice League 2

Score: +1

Holland Roden

as Iris West in Justice League 2

Score: +1

Zane Phillips

as The Flash in Justice League 2

Score: +1

Mason Gooding

as Cyborg in Justice League 2

Score: +1

Crystal Reed

as Wonder Woman in Justice League 2

Score: +1

Jeffrey Dean Morgan

as Flashpoint Batman in Justice League 2

Score: +1

Matthew Daddario

as Batman in Justice League 2

Score: +1

Brenda Song

as Amethyst in Justice League 2

Score: +1

Vanessa Grasse

as Artemis in Justice League 2

Score: +1

Avan Jogia

as Abra Kadabra in Justice League 2

Score: +1

Alexander Ludwig

as Aquaman in Justice League 2

Score: +1

Kayla Ewell

as Nubia in Themyscira

Score: +1

Kat Graham

as Philippus in Themyscira

Score: +1

Micheal Cera

as Angle Man in Themyscira

Score: +1

Kat Graham

as Nubia in Themyscira

Score: -1

María Valverde

as Venelia in Themyscira

Score: +1