NCIS Season 8 saw Timothy McGee's weight loss, but it was not addressed in the show. The character, played by Sean Murray, went from a sidekick to a respected senior special agent. Murray's personal weight loss was due to a healthy lifestyle change, including no alcohol, little sugar, and strict organic eating. Viewers initially expressed concern but praised his transformation. McGee's character development and Murray's personal growth as an actor align with each other.

McGee now looks the part of a capable investigator and is the most senior field agent after Gibbs. Regardless of appearance, McGee has earned his place in the NCIS team.