All 90 actors in both Hawaii Five-0 and NCIS: Hawaiʻi
90 actors have appeared in both Hawaii Five-0 and NCIS: Hawaiʻi, across 294 episodes. The most-credited is LL Cool J, Special Agent Sam Hanna in Hawaii Five-0 and Special Agent Sam Hanna in NCIS: Hawaiʻi.
| Actor | In Hawaii Five-0 | In NCIS: Hawaiʻi | Eps | Eps |
|---|---|---|---|---|
| LL Cool J | Special Agent Sam Hanna | Special Agent Sam Hanna | 1 | 12 |
| Anthony Ruivivar | Marco Reyes | Daniel Tennant | 4 | 7 |
| Moses Goods | Keon | Wally Holman | 1 | 9 |
| Sonny Saito | Hajime Masuda | Commander Tanaka | 4 | 1 |
| Enver Gjokaj | Marku | Captain Joseph Milius | 1 | 7 |
| Danielle Zalopany | Surgical Assistant | Hina | 1 | 6 |
| Tanoai Reed | Levi Parker | Bodyguard #1 | 2 | 1 |
| Branscombe Richmond | Saloni | Maleko Ioane | 1 | 1 |
| David Meunier | Nikolai Malkin | Alexi Volkoff | 1 | 3 |
| Henry Ian Cusick | Ernesto | OSP Supervisory Agent John Swift | 1 | 5 |
| Beulah Koale | Evan Kekoa | David Sola | 1 | 2 |
| Jonah Hoʻokano | Jake | AJ Hale | 1 | 3 |
| Kila Packett | Dave Lockhart | Kaleo Whitman | 3 | 1 |
| Chris O'Donnell | Special Agent "G" Callen | Special Agent "G" Callen | 1 | 1 |
| Natalee Linez | Lindsey Acosta | Gina Martinez | 1 | 1 |
| Peyton List | Erica Harris | Camille Davies | 1 | 1 |
| Alisa Allapach | Kiana Solice | Melanie Dawes | 1 | 1 |
| Ian Verdun | Chief Mate Carl Lawson | Sergeant Owen Santino | 1 | 1 |
| Lanny Joon | Brandon Kenzo | Lieutenant Adrian Park | 1 | 1 |
| Michael Weston | Oliver Mathus | Herman Maxwell | 1 | 1 |
| Patrick Fischler | Ryan Webb | Doug Smith | 1 | 1 |
| Peter Togawa | Doctor, Dr. Alex Baal, Surgeon | Norwood | 3 | 1 |
| Sam Bass | Bodyguard | Hulking DSS Agent | 1 | 2 |
| Bronson Pinchot | Bastille | Darrin Schwartz | 1 | 1 |
| Bruce Locke | Tsai | Oda Sato | 1 | 1 |
| Damien Diaz | Owen | Joe Pitt | 1 | 1 |
| Duane Char | Chairman Akahoshi, Bank Manager | Doctor | 3 | 1 |
| Evan Gamble | Kaleo Fisher | Ethan Denton | 1 | 1 |
| Grant Udagawa | Ishii | Japanese Singing Sailor #1 | 3 | 1 |
| Jordan Belfi | Spenser Owens | Alan Shipley | 1 | 1 |
| Joseph Lee Anderson | Officer Bennett | Special Agent Thyme | 1 | 1 |
| Kanoa Goo | Chad | Hoku Alia | 1 | 1 |
| Michael Ng | Kyle Tamuro, Rafe Tong | Kevin Trager | 2 | 1 |
| Nolan Hong | Manager, State Sheriff | Co-Pilot | 2 | 1 |
| Rich Ceraulo Ko | Detective Kauai | Commander Jack Spence | 1 | 1 |
| Toshiji Takeshima | Jiro Takaki | Inspector Kento Mori | 1 | 1 |
| Kevin Yamada | Agent Kenji, Bailiff, Mr. Lasko | Doctor | 3 | 1 |
| Jason Lee Hoy | Bomb Squad Officer #3, Justin Lee | Kyle Westbrook | 2 | 1 |
| Kordell Kekoa | Priest | Kahu | 2 | 1 |
| Tara Macken | Sabrina James, Tracy Benson / Allison Ross | Imposter | 2 | 1 |
| Chris McGarry | Doug Leland | Hugh Lowry | 1 | 1 |
| Diana Lu | Sylvia Yang | Alana Hale | 1 | 1 |
| Don Swayze | Lloyd Grimes | Joe | 1 | 1 |
| Kai Moya | Christopher Kaliko | Titus Ioane | 1 | 1 |
| Napoleon Tavale | Isaiah | Thomas Priestley | 1 | 1 |
| Olivia Jordan | Girlfriend – 1980 | Vessela Toska | 1 | 1 |
| Rafael Cabrera | DiMarzo | Watts | 1 | 1 |
| Ron Yuan | Al Mokuau | Big Luna | 1 | 1 |
| Jason Quinn | Billy Omana, Coach Diggs | Miles Hayward | 2 | 1 |
| Mark Wilson | EOD Soldier #2 | State Department Official | 1 | 2 |
| Romualdo Castillo | Guillermo, Koslov | William Strafford | 2 | 1 |
| Aaron Densley | Neil Ware | Captain Willem Dennison | 1 | 1 |
| Chris Kim | HPD Officer Eric Nohona, Officer Kane | HPD Officer #2 | 2 | 1 |
| Chris Moss | Healy | Hunan Wade | 1 | 1 |
| Eric H. Mita | Jimmy Okada | Taka Machida | 1 | 1 |
| John Patrick Jordan | Ben Miller | Brock Overton | 1 | 1 |
| Ticondra Swartz | Cynthia Howard | Agent Reyes | 1 | 1 |
| Tom Schanley | Wilson Hines | Crazy Sam | 1 | 1 |
| Vince Shin | Combatant | Track Suit | 1 | 1 |
| Don Nahaku | Justice Charles Mahaulu, Phil Roberts | Tran | 2 | 1 |
| Joe Toro | Brian Scartelli, Lead Agent | Captain George Bernal | 2 | 1 |
| Michael Hake | Chris Kosaki / Dylan Shu, Hagan Mahoe | Jaxon Kekoa | 2 | 1 |
| Ryan Pagan | HPD Officer, HPD Officer #2 | HPD Officer #1 | 2 | 1 |
| Anthony J. Silva, Jr | HPD Instructor Alves | Akamu Lui | 1 | 1 |
| Can Bolay | Mihajlovic | Nico Androv | 1 | 1 |
| Christopher Naoki Lee | Ahe Makino | Young Ito | 1 | 1 |
| Cindy Ramirez | Teacher | Ava Nakama | 1 | 1 |
| Dollar Tan | Hali Mitchell | Corporal Yang | 1 | 1 |
| Eriko Okada | Ms. Yoshida | Japanese Woman | 1 | 1 |
| Gregory Albrecht | Oliver Zelenko | Bus Driver | 1 | 1 |
| Allan Tam | Buyer | Owner | 1 | 1 |
| Andre Pelzer | Air Boss | Natchez | 1 | 1 |
| Caro Pampillo | Monica Felix | Andrea Medina | 1 | 1 |
| John Billingsley | Eugene Goodman | Professor Woodrow Staggs | 1 | 1 |
| Kyle Justin Leatherberry | Darren Parks | Tyler Malone | 1 | 1 |
| Wesley Busser | Morgue Attendant | Examiner | 1 | 1 |
| Bobby Cabino | Manoa's Hostage | Store Clerk / Nelson Carr | 1 | 1 |
| David Bertin Greene | Travis Iosia | Alonzo Descanso | 1 | 1 |
| Hanale Ka'anapu | Taxi Driver | Paniolo | 1 | 1 |
| Luis R. Espinoza | Juan | Venezuelan Intel Member #2 | 1 | 1 |
| Mike Cabrera | Konani | Stanley Zhao | 1 | 1 |
| Angie Taylor Anderson | Law Student | Attendant | 1 | 1 |
| Judy Nguyen | Tech #1 | HPD Officer Martinez | 1 | 1 |
| Donta Tanner | Guard #1 | LCPL Mason Cartwright | 1 | 1 |
| Ioane Goodhue | Nohea Kepule | Captain Akana | 1 | 1 |
| Jordan Matlock | Lucas Hayes | Mainlander #1 | 1 | 1 |
| Keane Ishii | HPD Officer Yoshito Shen | Impatient Soldier | 1 | 1 |
| Manuel D. Baez, Jr | Hector Frontera | Paora Tasi | 1 | 1 |
| Moku Durant | Thief / Actor | Frederick | 1 | 1 |
| Chris Magpoc | ER Doctor | ME Tech | 1 | 1 |
← Hawaii Five-0 × NCIS: Hawaiʻi
Cast data from TVmaze, licensed CC BY-SA 4.0.