Tim Webber is an English visual effects supervisor . He is known for his work on '' Harry Potter and the Goblet of Fire '' ( 2005 ) , '' The Dark Knight '' ( 2008 ) , '' Avatar '' ( 2009 ) , and '' Gravity '' ( 2013 ) , for which he received an Academy Award for Best Visual Effects at the 86th Academy Awards
86th Academy Awards
86th Academy Awards
Tim Webber