'Hawaii Five-O' Season 10: Release date, plot, cast and everything you need to know about CBS crime drama

The task force of the police department in Hawaii are back in action with the support of their Governor to protect and save the city and its people

The action-packed procedural TV series which first premiered on September 20, 2010, on CBS is back for another season. The series, which is back for its 10th season, is a rebooted version of the 1968-1980 CBS original. The current series, like the original, follows a group of elite state police task force who fight against major crimes in Hawaii.

The task force is handled mainly by Steve McGarrett who is played by Alex O'Loughlin, assisted by Detective Danny Williams played by Scott Cann, and many other police officers who work in the force to fight against criminals with precision and determination.  

Release date 

Hawaii Five-0 Season 10 will premiere on September 27, 2019.

Plot 

The series depicts the workings of a small and specialized police task force in the state of Hawaii headed by Lt. Commander Steve McGarrett. The task force is only answerable to the Governor of Hawaii. They have been given full immunity and all means necessary to fight crime. The task force investigates crimes that range from terrorism to kidnapping to murders and robberies. 

Cast 

Alex O'Loughlin 

Alex O'Loughlin arrives at the GQ Australia Men of the Year Awards at the Sydney Opera House on November 22, 2011, in Sydney, Australia.

An Australian born actor, director, and writer,  O'Loughlin plays the role of Lieutenant Commander Steve McGarrett on the show. He also has starred in movies such as 'The Back-up Plan' alongside Jennifer Lopez and 'Oyster Farm' which was released in 2004. He also has been a part of the 2008 television series 'Moonlight' and 2009's 'Three Rivers. 

Scott Caan 

Scott Caan attends the screening of "Untogether" during the 2018 Tribeca Film Festival at SVA Theatre on April 23, 2018, in New York City.

He stars as Detective Danny Williams, and for which he has been nominated for the Golden Globe Awards. He has also been a recurring actor on HBO's 'Entourage' as manager Scott Lavin. 

Katrina Law 

Katrina Law arrives at Sony Crackle's "The Oath" Season 2 exclusive screening event at Paloma on February 20, 2019, in Los Angeles, California.

A new addition, she will be joining the crew as Quinn Liu, a former Staff Sergeant with Army CID. Quinn becomes a loyal ally to the team after an explosive collision with Five-O during an incident that involves soldiers. She has worked in the Starz television series 'Spartacus: Blood and Sand' as Mira. She has also starred in the CW television series 'Arrow' as Nyssa al Ghul. She was also Karen Beach on the Sony Crackle series 'The Oath. 

Director 

Peter M. Lenkov

Writer/Producer Peter M. Lenkov speaks during the "Hawaii Five-0" panel discussion during Comic-Con 2010 at San Diego Convention Center on July 23, 2010, in San Diego, California.

A TV and film writer, producer, and comic book author, his work includes TV series such as 'La Femme Nikita', '24','CSI: NY' and movies such as 'R.I.P.D', 'Demolition Man' and 'Son In Law'. He was a writer for the comedy 'R.I.P.D' for which he was nominated for the Bram Stoker Award for Best Illustrated Narrative. He also was a nominee for an Emmy Award for his work in '24'. 

Trailer 

There has been no official trailer released yet. But look out for this space for updates. 

If you liked this, you would love

'NCIS-Los Angeles' 

'S.W.A.T'

'NCIS-New Orleans' 

'Blue Bloods' 

'MacGyver'

GET THE BIGGEST ENTERTAINMENT STORIES
STRAIGHT TO YOUR INBOX.

MORE STORIES

ABC’s new ‘Grey’s Anatomy’ spinoff puts one familiar Shondaland face in charge of a West Texas medical center as the series begins assembling its cast.
2026-11-11T20:25:11.000Z
Netflix's 'The Empress' explores the romance, royal politics and personal struggles surrounding Elisabeth and Franz Joseph I.
2026-11-11T19:18:12.000Z
Netflix's 'The Body' ends Season 1 with a disturbing, ambiguous finale, blending psychological tension and religious imagery.
2026-11-11T16:50:56.000Z
A van explosion leaves Paladin’s fate uncertain in as the finale reveals what happened to Todd Stashwick’s mercenary and what comes next.
2026-11-11T14:47:46.000Z
The recently released ‘VisionQuest’ finale featured a series of unexpected events.
2026-11-11T09:50:35.000Z
'Lanterns' future may be derailed amid personnel changes at DC Studios
2026-11-11T09:16:29.000Z
Kinley Andreen joins her mother, Katrina Law, in ‘NCIS’ Season 24 as Chloe, a young girl whose knowledge of Mandarin helps the team crack a dangerous case
2026-11-11T08:04:53.000Z
In the penultimate episode, the Client was shown to have the same human form as Ultron
2026-11-11T08:01:26.000Z
‘VisionQuest’ finale offers a major update on Scarlet Witch's fate as Doctor Doom finds her alive beneath the rubble of Mount Wundagore.
2026-11-11T04:49:03.000Z
The showrunner shared more about the reunion and how it was pitched to Mark Harmon.
2026-11-11T04:04:33.000Z