Lee Pace Joins ‘The Hobbit’ As Elven King Thranduil, Dean O’Gorman Replaces Rob Kazinsky As Fili Oliver Lyttelton May 2, 2011 1:48 am News Lee Pace Joins 'The Hobbit' As Elven King Thranduil, Dean O'Gorman Replaces Rob Kazinsky As Fili