"Hiatus (Part I)" and "Hiatus (Part II)" are the 23rd and 24th episodes of the third season of the American police procedural drama NCIS and the 69th and 70th episodes overall. They originally aired on CBS in the United States on May 9 and May 16, 2006. Both episodes were written by Donald Bellisario, the show's creator and executive producer at the time, and directed by Dennis Smith. They were seen live by 15.17 million and 16.49 million views, respectively.

The third season of the police procedural drama NCIS was originally broadcast between September 20, 2005, and May 16, 2006, on CBS. The third season opens in the aftermath of "Twilight", with the entire team in shock and Gibbs on a vendetta to seek revenge for Kate's murder. Matters are complicated by the intervention of Gibbs' former lover and new NCIS director Jenny Shepard, and Mossad officer Ziva David.