Suggestions by @user_90742

Mackenzie Foy

as Delphi Diggory in Harry Potter Children Fancast

Score: +2

Bryce Gheisar

as Albus Severus Potte in Harry Potter Children Fancast

Score: +1

Tom Webb

as James Sirius Potter in Harry Potter Children Fancast

Score: -2

Dylan Kingwell

as James Sirius Potter in Harry Potter Children Fancast

Score: +1

William Franklyn-Miller

as James Sirius Potter in Harry Potter Children Fancast

Score: 0

Karen Fukuhara

as Musa in Winx Club

Score: -1

Sienna Mae Gomez

as Flora in Winx Club

Score: -4

Rena Lovelis

as Tecna in Winx Club

Score: +1

Willow Shields

as Stella in Winx Club

Score: -1

Ava Sambora

as Stella in Winx Club

Score: -1