Cast and crew unite ahead of release of final Hobbit film New films based on the works of J.R.R. Tolkien are only possible with the permission of the author's estate, "Hobbit" director Peter Jackson said on Tuesday.The New Zealand director was speaking in London a day after the premiere of "The Hobbit: The Battle of the Five Armies", the final instalment in a trilogy that followed Jackson's successful "Lord of the Rings" series. IMAGES AND SOUNDBITES.