Suggestions by @nihilisticat

Annalise Basso

as Shallan Davar in The Way of Kings

Tim Burton

as Director in Batman Beyond

Kit Harington

as Terry McGinnis in Batman Beyond

Iwan Rheon

as Curufin in The Silmarillion

Alexandra Daddario

as Aredhel in The Silmarillion

Andrew Lincoln

as Bëor in The Silmarillion

Tom Hiddleston

as Mairon in The Silmarillion

Joaquin Phoenix

as Morgoth in The Silmarillion

Rachel Weisz

as Morwen in The Silmarillion

Gerard Butler

as Tulkas in The Silmarillion

Eva Green

as Ungoliant in The Silmarillion

Rami Malek

as Eol in The Silmarillion

Patrick Wilson

as Thingol in The Silmarillion

Gemma Arterton

as Melian in The Silmarillion

Joaquin Phoenix

as Melkor in The Silmarillion

Matt Bomer

as Fingolfin in The Silmarillion

David Tennant

as Gandalf in The Silmarillion

Tom Holland

as Beren in The Silmarillion

Sophie Turner

as Nerdanel in The Silmarillion

Henry Cavill

as Feanor in The Silmarillion