“NCIS” has delivered a plethora of heartrending episodes that delved deep into the lives of its beloved characters, often leaving fans reaching for tissues. From the harrowing farewell in “Call of Silence” to the profound grief experienced in “Twilight” and the intense personal dilemmas faced in episodes like “Two-Faced” and “Hiatus,” the series has consistently proven its emotional depth. Adding to the show’s poignant narratives was the tribute to Dr. Donald “Ducky” Mallard, a character whose history and contributions were celebrated, further solidifying the show’s legacy as one that masterfully combines investigative drama with moving character studies. Each episode ranked in this tribute stands as a testament to the series’ power to engage and move its audience profoundly. For a complete exploration of these episodes, fans are encouraged to revisit the series to fully experience the storytelling that has made “NCIS” an enduring hit.