Suggestions by @ondraf988

Andrew Garfield

as Viserys II. Targaryen in House Targaryen

Score: 0

Olivia Holt

as Elinor Costayne in House Targaryen

Score: -2

Emma Mackey

as Saera Targaryen in House Targaryen

Score: +1

Katherine McNamara

as Alyssa Targaryen in House Targaryen

Score: +1

Dakota Fanning

as Maegelle Targaryen in House Targaryen

Score: +1

Karl Kugelmann

as Jonah Mooton in House Targaryen

Score: +1

Roman Griffin Davis

as Viserys Targaryen in House Targaryen

Score: 0

Freya Allan

as Viserra Targaryen in House Targaryen

Score: +1

Greta Bellamacina

as Maegelle Targaryen in House Targaryen

Score: 0

Katherine Langford

as Alys Harroway in House Targaryen

Score: +2

Cate Blanchett

as Alysanne Targaryen in House Targaryen

Score: +1

Àstrid Bergès-Frisbey

as Tyanna of the Tower in House Targaryen

Score: +2

Clinton Liberty

as Addam Velaryon in House Targaryen

Score: +2

Steve Toussaint

as Corlys Velaryon in House Targaryen

Score: +1

Hunter Schafer

as Daenys Targaryen in House Targaryen

Score: -1

Alex Lange

as Aegon Targaryen in House Targaryen

Score: +4

Lovie Simone

as Daenaera Velaryon in House Targaryen

Score: +1

Freddie Highmore

as Garmund Hightower in House Targaryen

Score: +1

Olivia Cooke

as Alicent Hightower in House Targaryen

Score: +1

Sian Brooke

as Aemma Arryn in House Targaryen

Score: +1