Suggestions by @ondraf988

Ncuti Gatwa

as Jon Waters in House Targaryen

Score: 0

Tyler James Williams

as Jon Waters in House Targaryen

Score: -1

Hannah van der Westhuysen

as Shiera Seastar in House Targaryen

Score: +1

Dacre Montgomery

as Brynden Rivers in House Targaryen

Score: +1

Bobby Lockwood

as Daemon I. Blackfyre in House Targaryen

Score: 0

Tyler Hoechlin

as Aegor Rivers in House Targaryen

Score: +1

Léa Seydoux

as Serenei of Lys in House Targaryen

Score: +1

Grace Van Dien

as Jeyne Lothston in House Targaryen

Score: +1

Alexandra Park

as Melissa Blackwood in House Targaryen

Score: +1

Daniela Melchior

as Bethany Bracken in House Targaryen

Score: +1

Kaya Scodelario

as Barba Bracken in House Targaryen

Score: +1

Lashana Lynch

as Bellegere Otherys in House Targaryen

Score: +1

Marina Ruy Barbosa

as Cassella Vaith in House Targaryen

Score: +1

Mélanie Laurent

as Falena Stokeworth in House Targaryen

Score: +1

Dakota Johnson

as Megette in House Targaryen

Score: +1

Dacre Montgomery

as Daemon I. Blackfyre in House Targaryen

Score: -2

Samara Weaving

as Daenerys Targaryen (D. of Aegon) in House Targaryen

Score: +1

Michael Fassbender

as Daeron II. Targaryen in House Targaryen

Score: +1

Evanna Lynch

as Naerys Targaryen in House Targaryen

Score: +1

Alan Ritchson

as Aemon Targaryen (S. of Viserys) in House Targaryen

Score: +1