Looking For Someone To Share An Adventure With This Halloween? Grab The Hobbit 2 Desolation Of Smaug Gandalf Staff And Head Off On Your Journey. In The Film Series Gandalf Is A Powerful Wizard Who Takes An Assortment Of Dwarves On A Journey To Fight A Dragon And Reclaim Treasure. He Recruits A Hobbit Names Bilbo Baggins To Join Them.