Suggestions by @ rubyglasses

Imogen Poots

as Abi in Black Mirror (2011-2019)

Mamoudou Athie

as Bing in Black Mirror (2011-2019)

Aryan Simhadri

as Grover Underwood in Riordanverse

Leah Sava Jeffries

as Annabeth Chase in Riordanverse

+18-3Score: +15

Aryan Simhadri

as Grover Underwood in Percy Jackson and the Olympians (The Complete List)

+5-1Score: +4

Leah Sava Jeffries

as Annabeth Chase in Percy Jackson and the Olympians (The Complete List)

+27-6Score: +21

Tom Bateman

as Paul in Black Mirror (2011-2019)

Penn Badgley

as Ryan in Black Mirror (2011-2019)

Sujaya Dasgupta

as Greta in Black Mirror (2011-2019)

Taissa Farmiga

as Sara in Black Mirror (2011-2019)

Walker Scobell

as Percy Jackson in Percy Jackson & the Olympians

+379-72Score: +307

Krysten Ritter

as Lacie in Black Mirror (2011-2019)

+2-1Score: +1

Anne Hathaway

as Naomi in Black Mirror (2011-2019)

Jim Sturgess

as Joe in Black Mirror (2011-2019)

Bradley Cooper

as Matt in Black Mirror (2011-2019)

Katherine Waterston

as Ffion in Black Mirror (2011-2019)

John David Washington

as Liam in Black Mirror (2011-2019)

Toni Collette

as Marie in Black Mirror (2011-2019)

Carey Mulligan

as Mia in Black Mirror (2011-2019)