Suggestions by @drpepper

Kyle Chandler

as George Moscone in American Crime Story: Moscone–Milk

Score: +1

T. R. Knight

as Harvey Milk in American Crime Story: Moscone–Milk

Score: +1

Sally Field

as Oleta Biddy in American Crime Story: Oklahoma

Score: +1

John Carroll Lynch

as Gene Hodges Jr. in American Crime Story: Oklahoma

Score: +1

Tye Sheridan

as Timothy McVeigh in American Crime Story: Oklahoma

Score: +5

Jesse Eisenberg

as Louis J. Freeh in American Crime Story: Oklahoma

Score: +1

Clive Owen

as Randy Weaver in American Crime Story: Oklahoma

Score: 0

Sam Rockwell

as Terry Nichols in American Crime Story: Oklahoma

Score: +1

Kyle Chandler

as Ted Allen in American Crime Story: Oklahoma

Score: +1

Jack Black

as Barry Black in American Crime Story: Oklahoma

Score: +1

Allison Janney

as Janet Reno in American Crime Story: Oklahoma

Score: +2

Evan Peters

as Michael Fortier in American Crime Story: Oklahoma

Score: +1

Joel Courtney

as Marty McFly in Back to the Future Trilogy (2015-2020)

Score: +5