In Season 8 of NCIS, Sean Murray, who portrays Timothy McGee, underwent a noticeable weight loss. Contrary to speculation, this change was a personal choice by Murray rather than a character development strategy.
Murray addressed his weight loss on Twitter, revealing that he followed a strict diet for 14 months, which involved no alcohol, minimal sugar, and a focus on organic eating. The transformation, resulting in a loss of 25 pounds, was well-received by viewers. Although the show didn’t directly address his change in appearance, it mirrored McGee’s character growth as he evolved into a more confident and respected senior special agent.