The Cast of Hawaii Five-0: An In-Depth Look

Hawaii Five-0 has been a staple of American television since its premiere in 2010. The show, a reboot of the classic series, features a dynamic cast that has captivated audiences with their performances. This article delves into the main cast members of Hawaii Five-0, their characters, and their contributions to the show’s success.

Main Cast and Characters

Main Cast and Characters

Alex O’Loughlin as Lieutenant Commander Steven J. “Steve” McGarrett, USNR

Role: Head of the Five-0 Task Force and a decorated former Navy SEAL
Background: Steve McGarrett returns to Hawaii to investigate the murder of his father, retired HPD Sergeant John McGarrett. His return sets the premise for the formation of the Five-0 Task Force.

Scott Caan as Detective Sergeant Danny “Danno” Williams

Role: Second-in-command of Five-0
Background: A divorced single father, Danny Williams transferred from Newark PD in New Jersey to be closer to his daughter. His partnership with McGarrett forms the backbone of the team.

Daniel Dae Kim as Detective Lieutenant Chin Ho Kelly (Seasons 1–7)

Role: Technical expert and veteran HPD detective
Background: Chin Ho Kelly was John McGarrett’s former rookie. He provides crucial local knowledge and technical expertise. In the season 7 finale, Chin is offered the lead position of a new Five-0 Task Force in San Francisco, which he accepts following a salary dispute with CBS that led to Kim’s departure from the series.

Grace Park as Officer Kono Kalakaua (Seasons 1–7)

Role: Former surfer turned police officer
Background: Kono Kalakaua was recruited by McGarrett during her final days at the HPD Academy. She is Chin’s cousin and later marries Adam Noshimuri. After leaving the series due to a salary dispute, Kono joins a task force aimed at combating sex trafficking.

Taryn Manning as Mary Ann McGarrett (Season 1; Guest Seasons 2–4, 6 & 9)

Role: Steve McGarrett’s younger sister
Background: Initially estranged from Steve, Mary Ann works various odd jobs and eventually adopts a baby girl named Joan, after their father.

Masi Oka as Dr. Max Bergman (Seasons 2–7; Recurring Season 1; Guest Season 10)

Role: County of Honolulu medical examiner
Background: Max is known for his eccentric yet respected medical expertise. He leaves the series in season 7 to join Doctors Without Borders in Africa.

Lauren German as Special Agent Lori Weston (Season 2; Guest Season 2)

Role: DHS agent assigned to Five-0
Background: Lori Weston joins the team to provide oversight but remains a pivotal character during her brief tenure.

Michelle Borth as Lieutenant Catherine Rollins, USNR (Seasons 3–4; Recurring Seasons 1 & 6; Guest Seasons 2, 5 & 7–10)

Role: Former Navy Intelligence officer and McGarrett’s girlfriend
Background: Catherine Rollins plays a significant role in both McGarrett’s personal and professional life throughout the series.

Chi McBride as Captain Lou Grover (Seasons 4–10; Guest Season 4)

Role: Chicago PD transfer
Background: Lou Grover moves to Hawaii with his family and becomes a crucial member of the Five-0 team, bringing a wealth of experience and leadership.

Jorge Garcia as Special Consultant Jerry Ortega (Seasons 5–10; Recurring Season 4)

Role: Conspiracy theorist turned consultant
Background: Jerry assists Five-0 with several investigations and eventually becomes a full-fledged team member.

Meaghan Rath as Officer Tani Rey (Seasons 8–10)

Role: Hotel pool lifeguard turned police officer
Background: Despite being a top candidate, Tani is initially kicked out of the police academy. McGarrett recruits her for her skills, and she becomes a vital part of the team.

Taylor Wily as Kamekona Tupuola (Seasons 8–10; Recurring Seasons 1–7)

Role: Entrepreneur and CI
Background: Kamekona is a rehabilitated ex-convict who owns several businesses and acts as a confidential informant for Five-0. His character adds a unique blend of humor and local insight.

Dennis Chun as Sergeant Duke Lukela (Seasons 8–10; Recurring Seasons 1–7)

Role: HPD officer and Five-0 liaison
Background: Duke Lukela is a long-time HPD officer with personal ties to the McGarrett family and other team members. His experience and connections prove invaluable to the task force.

Kimee Balmilero as Dr. Noelani Cunha (Seasons 8–10; Recurring Season 7)

Role: Medical examiner
Background: Noelani takes over the medical examiner duties after Max’s departure and often joins the team during holidays and celebrations.

Beulah Koale as Officer Junior Reigns (Seasons 8–10)

Role: Former Navy SEAL
Background: Junior Reigns, a Special Warfare Operator Second Class, joins Five-0 after completing police academy, bringing his military skills to the team.

Ian Anthony Dale as Adam Noshimuri (Seasons 8–10; Recurring Seasons 2–7)

Role: Five-0 Task Force member
Background: Adam, Kono’s ex-husband, becomes a member of the task force and brings his knowledge of organized crime to the team’s efforts.

Katrina Law as Sergeant Quinn Liu (Season 10)

Role: Former Army CID staff sergeant
Background: Quinn Liu joins Five-0 after being demoted for insubordination, adding a new dimension to the team with her military background.

My Findings in the end

The cast of Hawaii Five-0 has brought a diverse range of characters to life, each contributing to the show’s enduring success. From seasoned veterans to new recruits, the team members have navigated complex personal and professional challenges, creating a compelling narrative that continues to engage audiences.