Suggestions by @christinaaaaaa

Meryl Streep

as Mrs. Wiseacre in Marauders Era

Natalia Dyer

as Vivianne Travers in Marauders Era

Marion Cotillard

as Helen Crouch in Marauders Era

Tyde Levi

as Levi in Marauders Era

Vanessa Kirby

as Petunia Evans in Marauders Era

Suki Waterhouse

as Marlene's Mom in Marauders Era

Towa Bird

as Noemie in Marauders Era

Manny Montana

as Mundungus Fletcher in Marauders Era

Casper von Bülow

as Evan Rosier in All The Young Dudes

Omar Rudberg

as Gio in Marauders Era

Finn Wolfhard

as Finn in Marauders Era

Savannah Lee Smith

as Dorcas Meadowes in Marauders Era

Walker Scobell

as Will in Marauders Era

Lydia Lawson-Baird

as Marissa in Marauders Era

Miles Heizer

as Clive in Marauders Era

Lucas Lynggaard Tønnesen

as Wilkes in Marauders Era

Adam Brody

as Edgar Rickerby in Marauders Era

Annalise Basso

as Lily Evans in All The Young Dudes

Georgina Rich

as Lucy's mom in Sunburn

Sarah Bolger

as Evelyn in Sunburn