Suggestions by @radranger

Joe Keery

as Paul McCartney in Celebrity Biopics

Score: -1

Reese Witherspoon

as Avril Lavigne in Celebrity Biopics

Score: -1

Tom Holland

as Ben Stiller in Celebrity Biopics

Score: +1

Zac Efron

as Ludwig Van Beethoven in Celebrity Biopics

Score: -1

Oakes Fegley

as Macaulay Culkin in Celebrity Biopics

Score: +1

Taraji P. Henson

as Nina Simone in Celebrity Biopics

Score: 0

Winona Ryder

as Sarah Palin in Celebrity Biopics

Score: +2

Tye Sheridan

as James Franco in Celebrity Biopics

Score: +2

Maya Hawke

as Carrie Fisher in Celebrity Biopics

Score: +1

Keanu Reeves

as Christopher Lee in Celebrity Biopics

Score: 0

Stephanie Beatriz

as Kim Kardashian in Celebrity Biopics

Score: 0

Benedict Cumberbatch

as Thomas Jefferson in Celebrity Biopics

Score: +1

Cooper Raiff

as Robert Downy Jr in Celebrity Biopics

Score: +1

Alexander Hodge

as The Rock in HULK HOGAN BIOPIC

Score: +1

Chris Hemsworth

as Hulk Hogan in HULK HOGAN BIOPIC

Score: +1

Jesse Plemons

as Owen Davian in Mission Impossible Reboot

Score: +1

Tye Sheridan

as Leonardo Dicaprio in Celebrity Biopics

Score: +1

Emilia Clarke

as Emma Watson in Celebrity Biopics

Score: 0

Michael Shannon

as Frank Sinatra in Celebrity Biopics

Score: -2

Charlie Heaton

as Jack Nicholson in Celebrity Biopics

Score: -2