<prompt> Make a list of the main actors in The Lord of the Rings.  <response>: Here is a list of the main actors in the film trilogy The Lord of the Rings:1. Elijah Wood as Frodo Baggins2. Ian McKellen as Gandalf3. Viggo Mortensen as Aragorn4. Sean Astin as Samwise Gamgee5. Sean Bean as Boromir6. Orlando Bloom as Legolas7. John Rhys-Davies as Gimli 8. Dominic Monaghan as Meriadoc Brandybuck 9. Billy Boyd as Peregrin Took10. Hugo Weaving as Elrond11. Ian Holm as Bilbo Baggins12. Christopher Lee as Saruman13. Cate Blanchett as Galadriel14. Liv Tyler as Arwen 15. Andy Serkis as Gollum. 