"Requiem" is the seventh episode in the fifth season, and the 101st overall episode, of the American crime drama television series NCIS. It first aired on CBS in the United States on November 6, 2007. The episode was written by Shane Brennan and directed by Tony Wharmby.In the episode, Leroy Jethro Gibbs is visited by Maddie Tyler, the childhood best friend of his deceased daughter, for help in stopping a Marine who she believes stalking her.