- Ian McKellen Gandalf el Gris
- Martin Freeman Bilbo Bolsón
- Richard Armitage Thorin Escudo de Roble
- James Nesbitt Bofur
- Ken Stott Balin
- Sylvester McCoy Radagast
- Barry Humphries El Gran Trasgo
- Cate Blanchett Galadriel
- Ian Holm Bilbo viejo
- Christopher Lee Saruman
- Hugo Weaving Elrond
- Elijah Wood Frodo
- Andy Serkis Gollum
- Aidan Turner Kili
- Dean O'Gorman Fili
- Graham McTavish Dwalin
- Adam Brown Ori
- Peter Hambleton Glóin/William Troll
- John Callen Óin
- Mark Hadlow Dori/Bert Troll
- Jed Brophy Nori
- William Kircher Bifur/Tom Troll
- Stephen Hunter Bombur
- Benedict Cumberbatch Smaug / Necromancer (voz)
- Lee Pace Thranduil
- Manu Bennett Azog
- Terry Notary Goblin