Hawaii Five-0 Actor Overview and Main Cast
Hawaii Five-0 is a police procedural television series that aired on CBS from 2010 to 2020. The show was developed by Peter Lenkov and ran for 10 seasons, totaling 240 episodes. The series starred Alex O'Loughlin as Steve McGarrett and Scott Caan as Danny Williams, with Daniel Dae Kim as Chin Ho Kelly and Grace Park as Kono Kalakaua. The ensemble cast also included Michelle Borth as Catherine Rollins and Chi McBride as Lou Grover. The show was filmed primarily in Honolulu, Hawaii, and was produced by CBS Television Studios and K/O Paper Products. The series finale aired on April 3, 2020. The show is a reboot of the original 1968 Hawaii Five-O series created by Leonard Freeman. More details on the original series can be found at https://www.imdb.com/title/tt0064116/. The reboot maintained the title format with the numeral 0 in the name.
The main Hawaii Five-0 actor Alex O'Loughlin portrayed Lieutenant Commander Steve McGarrett, a decorated Navy SEAL turned head of the Hawaii Five-0 Task Force. Scott Caan played Detective Sergeant Daniel "Danny" Williams, a New York transplant and former detective. Daniel Dae Kim played Lieutenant Chin Ho Kelly, a former Honolulu Police Department detective and cousin of the original show's character. Grace Park played Officer Kono Kalakaua, Chin Ho's cousin and a skilled marksman. The cast also featured recurring and guest Hawaii Five-0 actors throughout the series run. The show was a ratings success for CBS, often ranking in the top 20 for the season. It was also broadcast internationally in many countries. The series was renewed for a tenth and final season in 2019.
Character Roles and Story Arcs
Steve McGarrett and Danny Williams Partnership
The central dynamic of the show is the partnership between Alex O'Loughlin's Steve McGarrett and Scott Caan's Danny Williams. McGarrett is a disciplined, mission-focused leader who assembles the task force. Williams is a protective, wisecracking detective who initially resents being reassigned from New York to Hawaii. Their partnership is a core element of the Hawaii Five-0 actor dynamic, with O'Loughlin and Caan sharing significant screen time. The characters' contrasting styles create both comedic and dramatic tension. Williams' backstory involves the kidnapping of his daughter, Grace, which is a recurring plot point. McGarrett's backstory involves the murder of his father, John McGarrett, which drives his personal vendetta against crime lord Victor Hesse. The actors portrayed this partnership across all 10 seasons.
Chin Ho Kelly and Kono Kalakaua
Daniel Dae Kim's character Chin Ho Kelly is a former Honolulu Police Department detective who was expelled from the force over a corruption allegation he did not commit. He is recruited by McGarrett to join the Five-0 task force. Grace Park's Kono Kalakaua is Chin Ho's cousin and a recent academy graduate who joins the team as the tactical specialist. Both characters are integral to the Hawaii Five-0 actor lineup, providing technical skills and local knowledge. Chin Ho's storyline involves clearing his name and later becoming the head of the Five-0 task force. Kono's arc includes her marriage to Adam Noshimuri and her role as a mother. The characters' personal lives are deeply intertwined with the team's missions.
Production and Network Details
CBS Broadcast and Production Companies
The series was produced by CBS Television Studios in association with K/O Paper Products and 101st Street Entertainment. It was executive