In NCIS: Hawaii, Vanessa Lachey leads as Special Agent Jane Tennant, Alex Tarrant plays Kai Holman, and Noah Mills plays Jesse Boone. The series is set in the 10th Mountain Division as part of the NCIS franchise.
Main cast
- Jane TennantVanessa Lachey1–3Main
- Kai HolmanAlex Tarrant1–3Main
- Jesse BooneNoah Mills1–3Main
- Lucy TaraYasmine Al-Bustami1–3Main
- Ernie MalikJason Antoon1–3Main
- Kate WhistlerTori Anderson1–3Main
Supporting cast
- Captain Joe MiliusEnver Gjokaj1–3Supp
- Maggie ShawJulie White1–3Supp
- Alex TennantKian Talan1–3Supp
- Julie TennantMakenna James1–3Supp
- Neil PikeRonald C. McGee1Supp
Guest & voice
- Herself – as a gravestoneLouise Barnes1Guest
- Captain PhillipsMichael Harper1Guest
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About this cast
NCIS: Hawaii is a spin-off of the long-running NCIS franchise, focusing on a team of Naval Criminal Investigative Service agents based in Hawaii. The series ran for three seasons from 2021 to 2024 on CBS, and in the UK on Sky Witness. Vanessa Lachey stars as the first female lead of an NCIS show, Special Agent Jane Tennant.
FAQs
Who plays Jane Tennant in NCIS: Hawaii?
Vanessa Lachey plays Special Agent Jane Tennant, the first female lead of an NCIS series.
How many seasons of NCIS: Hawaii are there?
Three seasons, from 2021 to 2024. The series was cancelled after season 3.
Is NCIS: Hawaii connected to the other NCIS shows?
Yes, it is a spin-off of NCIS, with occasional crossovers, though it mainly operates as a standalone series set in Hawaii.
Where can I watch NCIS: Hawaii in the UK?
The series aired on Sky Witness and is also available for streaming on NOW and Paramount+.
What is the main character’s background in NCIS: Hawaii?
Jane Tennant is a skilled agent and a single mother, balancing her high-pressure job with raising her two children, Alex and Julie.
Sources & where to watch: IMDb · Wikipedia · Where to watch (JustWatch UK) · Updated June 2026