Suggestions by @ciclopexmen

Lindsay Lohan

as Wanda Maximoff in Casting Marvel Characters

Score: -1

Sabrina Carpenter

as Gwen Stacy (Earth-65) in Casting Marvel Characters

Score: -2

Julia Butters

as Princess Leia in Star Wars Remake

Score: 0

Sophia Lilis

as Princess Leia in Star Wars Remake

Score: 0

Austin Butler

as Han Solo in Star Wars Remake

Score: +1

Tanner Buchanan

as Luke Skywalker in Star Wars Remake

Score: +1

Kirsten Dunst

as Supergirl (Kara Danvers) in Justice League 2000s

Score: +1

Chris Evans

as Flash in Justice League 2000s Universe

Score: +1

James Marsden

as Green Lantern in Justice League 2000s Universe

Score: +1

Hal Jordan (Green Lantern)

as Green Lantern in Justice League 2000s Universe

Score: -1

James Marsden

as Superman in Justice League 2000s Universe

Score: +1

Hayden Panettiere

as Supergirl (Kara Danvers) in Justice League 2000s

Score: +1

Elisha Cuthbert

as Supergirl (Kara Danvers) in Justice League 2000s

Score: +1

Carrie-Anne Moss

as Wonder Woman in Justice League 2000s

Score: +1

Jennifer Connelly

as Wonder Woman in Justice League 2000s

Score: +1

James Marsden

as Superman in Justice League 2000s

Score: +2

Brendan Fraser

as Superman in Justice League 1990s

Score: +1

Red (Brendan Fraser)

as Superman in Justice League 1990s

Score: +1

Demi Moore

as Wonder Woman in Justice League 1990s

Score: +1

Robert Zemeckis

as Director in Justice League 1990s

Score: +1