Sgt. Aaron Barnes is a fictional character portrayed by Brad Hawkins in the TV series NCIS.
In the first episode they appeared in, titled One Shot, One Kill (season 1), they were 28 years old.
They appear in 1 episodes out of a total of 467 aired so far
Episodes1
One Shot, One Kill
episode S1.E13 february 2004A Marine recruiter dies in his office from a single shot; Gibbs and the gang investigate; then a second one dies likewise. The Gibbs group expect another murder, so they set a trap, and it works; Tony and FBI agents capture the sniper.