Detective John Carson is a fictional character portrayed by J.R. Cacia in the TV series NCIS.
In the first episode they appeared in, titled Friends & Lovers (season 4), they were 27 years old.
They appear in 1 episodes out of a total of 467 aired so far
Episodes1
Friends & Lovers
episode S4.E15 february 2007A couple find the body of a Navy petty officer in an abandoned restaurant in Georgetown; the Metro PD calls and helps the NCIS; Gibbs and company investigate. Messages leave clues leading to an exclusive nightclub. The gang figure it out.