Suggestions by @emilyabbott060

Lily Collins

as Mary McDonald in The Marauders

Score: +1

Will Tudor

as Evan Rosier in The Marauders

Score: +2

Luke Powell

as Bartemius Crouch Jr. in The Marauders

Score: +1

Douglas Booth

as Rabastan Lestrange in The Marauders

Score: +2

Rupert Young

as Rodolphus Lestrange in The Marauders

Score: +1

Sam Claflin

as Ted Tonks in The Marauders

Score: +3

Oliver Dale

as Fabian and Gideon Prewett in The Marauders

Score: +5

Jane Levy

as Molly Prewett in The Marauders

Score: +1

Timothée Chalamet

as Regulus Black in The Marauders

Score: -1

Natalie Dormer

as Narcissa Black in The Marauders

Score: +1

Keira Knightley

as Andromeda Black in The Marauders

Score: +4

Katie McGrath

as Bellatrix Black in The Marauders

Score: +5

Harry Lloyd

as Lucius Malfoy in The Marauders

Score: +3

Freya Mavor

as Petunia Evans in The Marauders

Score: +4

Nathalie Emmanuel

as Dorcas Meadowes in The Marauders

Score: +4

Willa Holland

as Emmeline Vance in The Marauders

Score: +1

Alicia Vikander

as Marlene McKinnon in The Marauders

Score: +4

Jim Sturgess

as Frank Longbottom in The Marauders

Score: +3

Carey Mulligan

as Alice Fortescue in The Marauders

Score: +1

Louis Garrel

as Severus Snape in The Marauders

Score: +4