Actors in both NCIS and NCIS: Hawaiʻi
85 actors have appeared in both NCIS and NCIS: Hawaiʻi, across 562 episodes. The most-credited is Brian Dietzen, Assistant Medical Examiner Dr. Jimmy Palmer in NCIS and Dr. Jimmy Palmer in NCIS: Hawaiʻi.
| Actor | In NCIS | In NCIS: Hawaiʻi | Eps | Eps |
|---|---|---|---|---|
| Brian Dietzen | Assistant Medical Examiner Dr. Jimmy Palmer | Dr. Jimmy Palmer | 65 | 2 |
| Seana Kofoed | CEO Virginia Wilson | Commander Carla Chase | 1 | 29 |
| LL Cool J | Special Agent Sam Hanna | Special Agent Sam Hanna | 6 | 12 |
| Seamus Dever | NCIS Deputy Director Gabriel LaRoche, Graham Thomas | Scott | 7 | 1 |
| Linc Hand | Navy Petty Officer First Class Damien Hunter | Charlie 1 | 1 | 5 |
| Diona Reasonover | Forensic Scientist Kasie Hines | Forensic Scientist Kasie Hines | 3 | 2 |
| Katrina Law | Special Agent Jessica Knight | NCIS Special Agent Jessica Knight | 2 | 2 |
| Don Swayze | Logan Clay, Pete Walker | Joe | 2 | 1 |
| James Morrison | CIA Assistant Director Jonathan Overmeier, U.S. Senator John Phillips | Norman Dell | 2 | 1 |
| Ethan Rains | Systems Administrator Kevin Hussein | Dr. Adrian Dunne | 3 | 2 |
| Louise Barnes | Sarah | Kaya Bredencamp | 4 | 1 |
| Anastasia Baranova | Melissa Canon | Elena | 1 | 1 |
| David Meunier | Wade Cutler | Alexi Volkoff | 1 | 3 |
| Jason Manuel Olazábal | Todd Mercer | Jake Tillman | 1 | 1 |
| Maya Stojan | Meredith Ragen | Morgan Miller | 1 | 1 |
| Rob Benedict | Aaron Alan Wright | Damian Davenport | 1 | 1 |
| Anna Grace Barlow | Karen | Adriana Velazco | 2 | 1 |
| Noah Bean | DOD Chief David Barbado | Arnold Russo | 2 | 1 |
| Scott Lawrence | DEA Agent Raymond Frank, Navy Captain Thomas Lind | Judge Malcolm Keen | 2 | 1 |
| Chris O'Donnell | Special Agent "G" Callen | Special Agent "G" Callen | 3 | 1 |
Cast data from TVmaze, licensed CC BY-SA 4.0.