John Briggs is a fictional character portrayed by Chad Donella in the TV series NCIS.
In the first episode they appeared in, titled Mind Games (season 3), they were 27 years old.
They appear in 1 episodes out of a total of 467 aired so far
Episodes1
Mind Games
episode S3.E3 october 2005Gibbs again questions a condemned serial killer whom he arrested 10 years before. The killer, three days from execution, has offered to reveal the locations of the bodies if he gets to talk with Gibbs. The gang solve that and much more.