Imposter is the ninth episode of NCIS: Hawaii Season 1 as well as the 9th episode of the entire NCIS: Hawaii series.
Synopsis[]
As Hawaii prepares to hold a ceremony on the 80th anniversary of the Pearl Harbor bombings with a 100 year old survivor of the attack also being honored, the NCIS: Hawaii team investigate when bones belonging to a Navy officer who served in World War II are found in a cave on a beach, only for things to take a turn when a DNA test reveals that the Navy officer in question was in fact murdered eighty years ago and that the survivor the NCIS: Hawaii team are investigating might be an imposter or a killer with the case becoming personal for Jane when her friend, Maggie is attacked.
Plot[]

Jane after realizing that Ken Ito was actually a spy for the Japanese.

The card dedicating the episode to all those who died and served during the attack on Pearl Harbor.
Major Events[]
- It's revealed that Julie, Jane's daughter is ten years old.
Trivia[]
- On the NCIS: Hawaii Season 1 Region 2 DVD, the episode's title is "Impostor".
Cast[]
Series Regulars[]
Name | Portrayed by | Role |
---|---|---|
Jane Tennant | Vanessa Lachey | Special Agent in charge of the NCIS: Hawaii team and also the mother of Alex and Jane Tennant. |
Kai Holman | Alex Tarrant | Special Agent for the NCIS: Hawaii team. |
Jesse Boone | Noah Mills | Senior Agent for the NCIS: Hawaii team. |
Lucy Tara | Yasmine Al-Bustami | Junior Agent for the NCIS: Hawaii team. |
Ernie Malik | Jason Antoon | Computer specialist for the NCIS: Hawaii team. |
Kate Whistler | Tori Anderson | Officer for the Defense Intelligence Agency. |
Alex Tennant | Kian Talan | NCIS Special Agent Jane Tennant's son and Jane Tennant's brother. |
Recurring Cast[]
Name | Portrayed by | Role |
Julie Tennant | Mahina Anne Marie Napoleon | NCIS Special Agent Jane Tennant's daughter and Alex Tennant's brother. |
Carla Chase | Seana Kofoed | Navy Medical Examiner. |
Maggie Shaw | Julie White |
Guest Cast[]
Name | Portrayed by | Role |
Suzuki Kazutoshi | Ken Takemoto | AKA "Ken Ito". |
Vicky Ito | Jeanne Sakata | Kazutoshi's daughter and Mike's mother. |
Mike Ito | Daisuke Tsuji | Navy Lieutenant Commander, son of Vicky and grandson of Kazutoshi. |
Parrot-Head | Nick Masciangelo | |
Ryan Barnett | Andy Cohen | |
Master of Ceremony | Edem Atsu-Swanzy | |
Ken Ito | Chris Naoki Lee | Navy Ensign. |
American Soldier | Alex Denney | |
Impatient Soldier | Keane Ishii | |
Sick Soldier | Chris Kim | |
World War 2 Japanese Soldier | Paul S. W. Lee | Uncredited role. |