NCIS Main Cast: Birth Years and Current Ages
This table lists the primary NCIS cast members, their birth years, and their ages as of 2026. Figures are rounded to whole numbers and reflect publicly reported birth dates or best available estimates where only year information is confirmed. Ages will increase over time; treat this as a point-in-time reference for typical ranges across the ensemble, not a real-time tracker.
| Cast Member | Birth Year | Current Age (as of 2026) |
|---|---|---|
| Mark Harmon (Leroy Jethro Gibbs) | 1951 | 74–75 |
| Michael Weatherly (Anthony DiNozzo) | 1968 | 57–58 |
| David McCallum (Ducky Mallard) | 1933 | 92–93 |
| Pauley Perrette (Abby Sciuto) | 1969 | 56–57 |
| Sean Murray (Timothy McGee) | 1977 | 48–49 |
| Cote de Pablo (Ziva David) | 1979 | 46–47 |
| Brian Dietzen (Jimmy Palmer) | 1977 | 48–49 |
| Emily Wickersham (Eleanor Bishop) | 1983 | 42–43 |
| Wilmer Valderrama (Nick Torres) | 1980 | 45–46 |
| Maria Bello (Jacqueline Sloane) | 1967 | 58–59 |
Age Range Context
Across the main lineup shown, ages span from the early 70s to mid 50s, reflecting the series’ blend of long-tenured veterans and newer ensemble members. These ranges are typical for ongoing procedurals that refresh personnel gradually while retaining core characters.
How to Verify and Update Ages
Because NCIS maintains a long-running ensemble, ages should be confirmed through reliable, reproducible sources. Birth years and current ages can be verified by consulting official biographies, reputable entertainment databases, and recent press materials that include precise dates.
- IMDb Pro and official CBS press kits for exact birth dates.
- Network and official talent agency biographies.
- Recent interviews or features where age or birth year is stated explicitly.
Notable Tenure and Transition Notes
Some long-running characters have been recast or written off, which affects which actors are considered part of the core NCIS cast at any given time. The table above focuses on actors widely recognized as main cast members in recent seasons, excluding recurring or limited-arc characters.
Age Diversity Across the Ensemble
The NCIS ensemble balances seasoned performers and newer additions, which influences casting decisions, storyline angles, and on-screen dynamics. Understanding typical age ranges helps contextualualize character roles, mentorship patterns, and long-term continuity within the series.
Behind-the-Scenes Age Considerations
Age can inform storytelling choices such as tenure-based mentorship, family-oriented arcs, and physical role requirements. Producers often plan for generational diversity to sustain long-form narratives without abrupt cast changes, supporting stable audience engagement.
Interpreting Age Data for Fandom and Analysis
When using age information for discussion or research, prioritize current, verifiable sources and note that cast composition can evolve. Clear, sourced age data supports accurate comparisons, fan wikis, and audience guides over time.