1. Ratings and Popularity: NCIS has consistently been one of the most-watched television series in the United States. According to Nielsen ratings, it was the most-watched scripted series in the 2020-2021 television season. Such high ratings make NCIS and its cast members newsworthy and attractive subjects for entertainment shows like ET.
2. Longevity and Cultural Impact: NCIS has been on the air for nearly two decades, making it one of the longest-running scripted primetime series in television history. Its longevity and popularity have undoubtedly made it a significant part of pop culture, which can contribute to increased media attention.
3. Star Power: Mark Harmon is a well-known and respected actor in the entertainment industry. As the lead actor and executive producer of NCIS, he is both in front of and behind the camera. Harmon's charisma and decades-long acting career may also make him an especially compelling figure for entertainment news coverage.
4. Exclusive Access: It's possible that ET may have unique or exclusive access to NCIS or Harmon due to longstanding professional relationships or agreements. Such privileges could influence the frequency and nature of ET's coverage of the show and its star.
However, it's important to note that the level of coverage may fluctuate overtime based on current events, breaking news, or other entertainment stories happening. Entertainment news outlets such as ET cover a wide range of topics and celebrities, so their content selection is often flexible and dynamic.