From With the recent news that Peter Jackson is finally returning to Middle-earth, it’s not just fans of “The Hobbit” who are rejoicing. Just ask Ian McKellen or Andy Serkis. As Gandalf the Grey and Gollum, respectively, these two Tolkien titans are all but certain to return. But what of the other characters up for grabs in “The Hobbit”? We took a look at some of the bigger roles available and picked our favorites. Following Jackson’s casting decisions for “Lord of the Rings,” we considered names that were known, but not necessarily big stars. Check out our choices below and then head over to the MTV movies blog where we tackle the big one. !HOBBIT SPOILERS! ‘Hobbit’ Casting Call: We Want Ryan Gosling, Orlando Bloom For Tolkien Tale