Suggestions by @cxb

Jonah Hill

as Nedry in Jurassic Park

Score: +2

Phil LaMarr

as Ray Arnold in Jurassic Park

Score: +8

John Cho

as Dr. Wu in Jurassic Park

Score: +12

Simon Helberg

as Ed Regis in Jurassic Park

Score: -1

Hugo Weaving

as Lewis Dodgeson in Jurassic Park

Score: +1

Woody Harrelson

as Dr. Gutierrez in Jurassic Park

Score: -2

Constance Wu

as Yoko Ono in The Beatles Biopic

Score: -5

Bill Nighy

as George Martin in The Beatles Biopic

Score: -5

Andy Serkis

as Brian Epstein in The Beatles Biopic

Score: -15

Barry Keoghan

as Ringo Starr in The Beatles Biopic

Score: -4

Jason Schwartzman

as George Harrison in The Beatles Biopic

Score: -20

Jim Sturgess

as Paul McCartney in The Beatles Biopic

Score: +51

James McAvoy

as John Lennon in The Beatles Biopic

Score: -11