Suggestions by @astorredd

Anne Hathaway

as Euphemia Potter in Marauders

Score: +1

Tristan Mack Wilds

as Kingsley Shacklebolt in Marauders

Score: +1

Eren Guvercin

as Barty Crouch Jr. in Marauders

Score: +1

Will Tudor

as Evan Rosier in Marauders

Score: -1

Benjamin Wadsworth

as Evan Rosier in Marauders

Score: -5

Oliver Dale

as Gideon Prewitt in Marauders

Score: +1

Oliver Dale

as Fabian Prewitt in Marauders

Score: +1

Elle Fanning

as Pandora Wesia in Marauders

Score: +1

Sophia Bryant

as Mary McDonald in Marauders

Score: +3

Timothée Chalamet

as Regulus Black in Marauders

Score: +2

Ben Barnes

as Sirius Black in Marauders

Score: +1

Andrew Garfield

as Remus Lupin in Marauders

Score: +3

Beatrice laus

as Marlene McKinnon in Marauders

Score: 0

Willa Holland

as Emmeline Vance in Marauders

Score: +1

Aaron Taylor-Johnson

as James Potter in Marauders

Score: +2

Reiky de Valk

as James Potter in Marauders

Score: 0