Suggestions by @user12891

Anthony Carrigan

as Metamorpho in DCU

Score: +1

Skyler Gisondo

as Jimmy Olsen in DCU

Score: +1

Mikaela Hoover

as Cat Grant in DCU

Score: +1

Sara Sampaio

as Eve Teschmacher in DCU

Score: +1

Rachel Brosnahan

as Lois Lane in DCU

Score: +1

María Gabriela de Faría

as Engineer in DCU

Score: +1

Frank Grillo

as Rick Flag Sr. in DCU

Score: +1

Milly Alcock

as Supergirl in DCU

Score: +1

Isabela Merced

as Hawkgirl in DCU

Score: +1

Nicholas Hoult

as Lex Luthor in DCU

Score: +1

David Corenswet

as Superman in DCU

Score: +1

Robert Pattinson

as Batman in DCU

Score: 0

Jeffrey Wright

as Jim Gordon in DCU

Score: +1

Brady Noon

as Robin (Tim Drake) in DCU

Score: 0

Javon Walton

as Red Hood (Jason Todd) in DCU

Score: -3

Andy Serkis

as Alfred Pennyworth in DCU

Score: -3

Grace Caroline Currey

as Wonder Woman (Diana) in DCU

Score: -1

Robert Pattinson

as Batman (Bruce Wayne) in DCU

Score: 0

Dafne Keen

as Batgirl (Barbara Gordon) in DCU

Score: -5

Dafne Keen

as Batgirl in Matt Reeves' The Batman Trilogy

Score: +3