Suggestions by @nickienicks

Aidan Turner

as Aragorn (Strider) in The Lord of the Rings

Malcolm McDowell

as Gandalf (The Grey / The White) in The Lord of the Rings

David Bradley

as The Gaffer (Hamfast Gamgee) in The Lord of the Rings

Luis Guzmán

as Farmer Maggot in The Lord of the Rings

Zoë Kravitz

as Rose "Rosie" Cotton in The Lord of the Rings

Paul Walter Hauser

as Fredegar "Fatty" Bolger in The Lord of the Rings

Andy Nyman

as Bilbo Baggins in The Lord of the Rings

Javier Botet

as Gollum / Sméagol in The Lord of the Rings

Freddie Highmore

as Peregrin "Pippin" Took in The Lord of the Rings

Jeremy Allen White

as Meriadoc "Merry" Brandybuck in The Lord of the Rings

Taron Egerton

as Samwise Gamgee in The Lord of the Rings

Cillian Murphy

as Frodo Baggins in The Lord of the Rings

Bear McCreary

as Composer in The Lord of the Rings

Craig Mazin

as Writer in The Lord of the Rings

HBO

as Producer in The Lord of the Rings

Vincent D'Onofrio

as The Great Goblin in THE HOBBIT

Iwan Rheon

as Golfimbul in THE HOBBIT

Tom Hopper

as Bolg in THE HOBBIT

Martyn Ford

as Azog in THE HOBBIT

Charles Dance

as Smaug in THE HOBBIT