Grumpy Neighbor is a fictional character portrayed by Dan Desmond in the TV series NCIS.
In the first episode they appeared in, titled Dead Air (season 8), they were 66 years old.
They appear in 1 episodes out of a total of 467 aired so far
Episodes1
Dead Air
episode S8.E5 october 2010A shooter kills three people, including a Navy commander, on live talk radio; Gibbs and company investigate; they believe that the host was the main target. The gang pursue clues to a bomb at a baseball diamond, where they nab the bad guy.