CBS books a new version of the classic `Hawaii Five-0' series, with Alex O'Loughlin in the lead role as Det Steve McGarrett and Scott Caan portraying Danno. The detectives are part of an elite task force whose mission is to eliminate crime on the beaches of the Aloha State. Assisting McGarrett and Danno is former Honolulu Police detective Chin Ho Kelly, who has been relegated to a federal security patrol after being wrongfully accused of corruption. Chin's fresh-out-of-the-academy cousin, Kono, also joins the team as she tries to establish herself among the department's elite.
Season three begins and Mrs McGarrett has got a lot of explaining to do. Chin Ho's gut-wrenching decision, meanwhile, has tragic results. (S3, ep 1)
The team call in a favour with familiar face August March (a returning Ed Asner), while McGarrett asks Catherine to help him track down his mother. (S3, ep 2)
McGarrett and Danno's fishing trip on the open seas takes a turn for the worse when they spot a man who appears to be in distress on a life raft. (S3, ep 3)
Strong stomachs are required as the team investigates the death of a polo player. McGarrett receives an unexpected visit from his mother. (S3, ep 4)
It's Halloween and the team are thrown a fittingly freaky murder to solve, leading them onto the trail of a ritualistic killer set to strike again. (S3, ep 5)
Danno opens up about his toughest case, flashing back to his days as a cop in New Jersey. Oscar nominee Terrence Howard guest stars. (S3, ep 6)
As well as investigating the demise of a gifted computer hacker, McGarrett takes on the tall task of reuniting his mother Doris and sister Mary. (S3, ep 7)
McGarrett is caught up in a game of cat and mouse with a seductive therapist and murder suspect, while Catherine reconnects with Agent Channing. (S3, ep 8)
Max's trip to the bank takes a dramatic detour, while Danny makes the most of his assignment. Rumer Willis and Behati Prinsloo guest. (S3, ep 9)
A camping trip with Grace and her fellow Aloha Girls takes a turn for the worse, while Kono is introduced to Adam's brother. Tom Arnold guests. (S3, ep 10)
McGarrett and Catherine stumble upon a backwoods moonshine operation during their search for a missing father. Star Trek's George Takei guest stars. (S3, ep 11)
The gang need extra assistance as they investigate the death of a university professor - in a neat twist, viewers decided the outcome of the case. (S3, ep 12)
Olelo Ho'Opa'l Make (Death Sentence): Chin is plunged into a living nightmare when he's kidnapped during the night and dropped in the middle of a prison. (S3, ep 13)
Hana I Wa'ia (Scandal): The Governor enlists the services of the team on the eve of an election, before an emotional Danny heads to court to fight for custody of Grace. (S3, ep 14)
The team track a sniper targeting the police in a must-see remake of a standout episode from the original series. Peter Weller (Robocop) guest stars and directs. (S3, ep 15)
Kekoa (Warrior): The team investigate the brutal murder of a traditional fighting master. Plus, McGarrett gets more than he bargained for while keeping tabs on his mother. (S3, ep 16)
Five-0 need the help of American football star Arian Foster (guesting as himself) to solve the murder of an executive whose drink was spiked. (S3, ep 17)
Catherine gets her skates on and goes undercover at a roller derby, while Doris has a run-in with a burglar. Guest starring Duane 'Dog' Chapman. (S3, ep 18)
The team investigate a string of arson attacks against a tour company, while Kamekona hopes to secure his pilot's licence. (S3, ep 19)
McGarrett and Catherine cross into North Korea to retrieve the body of a fallen friend. Guest starring Jimmy Buffet and Terry O'Quinn. (S3, ep 20)
Imi Loko Ka 'Uhane (See Within One's Soul): A US talk show host is thrown into the thick of the action when she's given permission to film the Five-0 for the day. (S3, ep 21)
The team investigate when the body of a teenage girl who disappeared 10 years earlier is discovered in the woods. (S3, ep 22)
He Welo 'Oihana (The Family Business): McGarrett joins forces with his mum for a covert operation to retrieve the microfiche, and Kono closes in on Adam's secret. (S3, ep 23)
The hit US crime drama reaches its third season finale. Kono goes on the run, while McGarrett visits nemesis Wo Fat in prison. (S3, ep 24)