Suggestions by @bluemoon

Florence Pugh

as Lyanna Stark in Robert’s Rebellion

Douglas Booth

as Rhaegar Targaryen in Robert’s Rebellion

Fionn Whitehead

as Eddard Stark in Robert’s Rebellion

Naomi Scott

as Arianne Martell in A Song of Ice and Fire

Johnny Harris

as Robert Baratheon in A Song of Ice and Fire

Colin Morgan

as Lord Eddard Stark in A Song of Ice and Fire

Talulah Riley

as Queen Cersei Lannister in A Song of Ice and Fire

Charlotte Spencer

as Boudicca in Royal and Historical Figures

Sofia Boutella

as Cleopatra in Royal and Historical Figures

Ferdia Shaw

as Harry Potter in Harry Potter: The Limited Series

Ian McElhinney

as Nelac in Pellinor

Alastair Mackenzie

as Enkir in Pellinor

Luke Pasqualino

as Dernhill in Pellinor

Gordon Kennedy

as Nelac in Pellinor

Derek Riddell

as Enkir in Pellinor

Naomi Watts

as Nerili in Pellinor

Alice Eve

as Nerili in Pellinor

Rosamund Pike

as Nerili in Pellinor

Simona Brown

as Hekibel in Pellinor

Peter Serafinowicz

as Imank in Pellinor