Suggestions by @orangebubbletea

David Corenswet

as Superman in Justice League(story removed)

Score: +1

Ghassan Massoud

as Ra's al Ghul in Batman(story removed)

Score: +1

Leslie Grace

as Batgirl in Batman(story removed)

Score: +1

Tanner Buchanan

as Red Robin in Batman(story removed)

Score: +1

Richard E. Grant

as Alfred Pennyworth in Batman(story removed)

Score: +1

Dylan O'Brien

as Nightwing in Batman(story removed)

Score: +1

Aiden Gallagher

as Robin in Batman(story removed)

Score: +1

Milly Alcock

as Supergirl in Superman(story removed)

Score: +1

Jensen Ackles

as Batman in Batman(story removed)

Score: +1

Vincent D'Onofrio

as Ultra Humanite in Superman(story removed)

Score: +1

William Jackson Harper

as Ron Troupe in Superman(story removed)

Score: +1

Lili Reinhart

as Cat Grant in Superman(story removed)

Score: +1

Oscar Isaac

as Tow-Face in Batman(story removed)

Score: +1

Mia Goth

as Harley Quinn in Batman(story removed)

Score: +1

Dave Bautista

as Bane in Batman(story removed)

Score: +1

Ghassan Massoud

as Ra's al Ghul in Batman(story removed)

Score: +1

Jamie Campbell Bower

as Scarecrow in Batman(story removed)

Score: +1

Giancarlo Esposito

as Mr. Freeze in Batman(story removed)

Score: +1

David Tennant

as Riddler in Batman(story removed)

Score: +1