Peter Jackson the Director of Lord of the rings trilogy was once overweight. But following the release of The Return of the King, Peter Jackson lost a large amount of weight (over 50 lb/22.5 kg) to the point of being unrecognizable to some fans.
How Peter Jackson Lost weight
In the British Daily Telegraph he attributed his weight loss to his diet. He said, “I just got tired of being overweight and unfit, so I changed my diet from hamburgers to yogurt and muesli and it seems to work.”