Suggestions by @martyfutturman

Thomas Mann

as Edward Norton in Robin

Score: +2

Joseph Gordon-Levitt

as Edward Norton in Robin

Score: +2

Glenn Howerton

as Ben Stiller in Robin

Score: +1

Jake Sim

as Matt Damon in Robin

Score: +1

Freddie Highmore

as Ethan Hawke in Robin

Score: +4

Mia Goth

as Shelley Duvall in Robin

Score: +2

Josh Hutcherson

as Marty McFly / Marty McFly Jr. / Marlene McFly in Back to the Future Part II

Score: +1

Tom Holland

as Ferris Bueller in Ferris Bueller's day off

Score: +4

Jeremy Ray Taylor

as Jim Hopper in Stranger Things (30 Years Later)

Score: -13

Danny Trejo

as Eleven in Stranger Things (30 Years Later)

Score: -14

Josh Hutcherson

as Marty Mc Fly in Back to the Future

Score: +5

Jeremy Northam

as Mike Wheeler in Stranger Things (30 Years Later)

Score: -9

Justin Long

as Richie Tozier in IT: Part 2

Score: +3

Michael Cera

as Dave McFly in Back to the Future

Score: +5

Aubrey Plaza

as Linda McFly in Back to the Future

Score: +3

Michael Rooker

as Mr Strickland in Back to the Future

Score: +2

Donald Glover

as Goldie Wilson in Back to the Future

Score: +2

Grace Victoria Cox

as Jennifer Parker in Back to the Future

Score: +3

Winona Ryder

as Clara Clayton in Back to the Future

Score: +3

Jack Quaid

as Biff Tannen in Back to the Future

Score: +2