Suggestions by @hannakornecka

Dexter Fletcher

as Director in Come Together

Score: +4

Dhani Harrison

as George Harrison in Come Together

Score: -1

Jim Sturgess

as Paul McCartney in Come Together

Score: -2

Dylan O'Brien

as Paul McCartney in Come Together

Score: -2

Brenda Lee

as Composer in The Seven Husbands of Evelyn Hugo

Score: -4

Madonna

as Composer in The Seven Husbands of Evelyn Hugo

Score: -5

Paul McCartney

as Composer in The Seven Husbands of Evelyn Hugo

Score: -7

Tom Holland

as Jerry Lee Lewis in Wild One: The Jerry Lee Lewis Story

Score: -1