Suggestions by @oldchatot

Synnøve Macody Lund

as Galadriel in Lord of the Rings

Hermione Corfield

as Nienor in The Silmarillion

John Brotherton

as Dior in The Silmarillion

Eleanor Tomlinson

as Tauriel in Lord of the Rings and Hobbit Re-Casting 2021

Tom Bateman

as Lindir in Lord of the Rings and Hobbit Re-Casting 2021

John Brotherton

as Haldir in Lord of the Rings and Hobbit Re-Casting 2021

Bret McKenzie

as Lindir in Lord of the Rings and Hobbit Re-Casting 2021

Andrew Garfield

as Pippin in Lord of the Rings and Hobbit Re-Casting 2021

Ian McElhinney

as Gandalf in Lord of the Rings and Hobbit Re-Casting 2021

Rory Kinnear

as Tom Bombadil in Lord of the Rings and Hobbit Re-Casting 2021

Gwilym Lee

as Elrond in Lord of the Rings and Hobbit Re-Casting 2021

Paul Mescal

as Frodo in Lord of the Rings and Hobbit Re-Casting 2021

Trevor Morris

as Composer in Lord of the Rings and Hobbit Re-Casting 2021

Simon Franglen

as Composer in Lord of the Rings and Hobbit Re-Casting 2021

Benedict Cumberbatch

as Sauron in Lord of the Rings and Hobbit Re-Casting 2021

Tom Canton

as Glorfindel in Lord of the Rings and Hobbit Re-Casting 2021

Bill Skarsgård

as Wormtounge in Lord of the Rings and Hobbit Re-Casting 2021

Iwan Rheon

as Wormtounge in Lord of the Rings and Hobbit Re-Casting 2021

Kodi Smit-McPhee

as Legolas in Lord of the Rings and Hobbit Re-Casting 2021

Jaimie Alexander

as Arwen in Lord of the Rings and Hobbit Re-Casting 2021