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.
The cool crime drama kicks off its second season with an innocent McGarrett behind bars. Terry O'Quinn, of Lost fame, guest stars. (S2, ep 1)
Governor Denning introduces an unwelcome addition to the team, and Chin Ho's future in the force is decided. Guest starring Tom Sizemore. (S2, ep 2)
Lt Commander Joe White needs the Five-0's help, and Chin Ho is starting to worry about Kono. Guest starring Terry O'Quinn and William Baldwin. (S2, ep 3)
The team take to the water to investigate the demise of a deep-sea diver. Oscar winner Patty Duke and nominee Peter Fonda guest star. (S2, ep 4)
A surprise is in store when the Five-0's latest case appears to confirm their fears that Kono has been corrupted. 24's Reiko Aylesworth guests. (S2, ep 5)
Don't miss this special crossover episode as NCIS: Los Angeles' Agent Kensi Blye heads to Hawaii to help out the Five-0. (S2, ep 6)
While trying to solve a young couple's murder, Danny is cursed by a homeless man. Robert 'Freddy Krueger' Englund guest stars. (S2, ep 7)
The team navigate twists and turns when they investigate a suspicious plane crash and the death of a DEA agent. Heroes' Greg Grunberg guests. (S2, ep 8)
The Five-0 investigate when a man is discovered dead in the trunk of a stolen car, a man who went to great lengths not to be easily identified... (S2, ep 9)
Jenna Kaye resurfaces and she's got a favour to ask of McGarrett, involving a trip to North Korea, rebels and a high-risk rescue mission. (S2, ep 10)
The Five-0 launch into action when a busload of schoolchildren are kidnapped, but are puzzled by the ransom: $80 million worth of cocaine. (S2, ep 11)
Chin Ho finds he can't even catch a break on the night before his big day when a body is discovered in an abandoned bunker. (S2, ep 12)
The Five-0 are stumped by the murder of a teenage girl, until clues suggest she was successfully targeted by a contract killer. (S2, ep 13)
Trouble brews when Chin-Ho shares some shocking news with McGarrett about Joe. Meanwhile, Danno plays midwife to his ex-wife. (S2, ep 14)
Danno receives an unpleasant blast from the past when he's reunited with an ex-partner and dirty cop he helped put away. (S2, ep 15)
While trying to track down a killer, the Five-0 almost trigger an international incident that costs one of them their job. (S2, ep 16)
The team investigate when a man is found murdered in the jungle. NFL's Shane Victorino and champ speed skater Apolo Ohno guest. (S2, ep 17)
The team turn to a retired NYPD bomb expert to solve the murder of a famous talk-show DJ. Guest starring Academy Award nominee James Caan. (S2, ep 18)
When his sister is arrested for trying to smuggle blood diamonds, McGarrett turns to an ex-con for help. Original series star Ed Asner guests. (S2, ep 19)
Emotions run high when Max reveals details about his painful past to convince the team that a serial killer is still on the loose. (S2, ep 20)
NCIS: Los Angeles's Callen and Sam join forces with the Five-0 to track down a suspect threatening to release a deadly virus. (S2, ep 21)
McGarrett finally closes in on arch-nemesis Wo Fat after a special ops raid, only to be blindsided by the arrival of the Japanese mafia. (S2, ep 22)
Emotions run high in this game-changing season finale. The Five-0 pursue a shooter who has gunned down one of their own. (S2, ep 23)