23 episodes · first aired 2011-09-19
| Still | # | Title | Overview | Air date | Rating |
|---|---|---|---|---|---|
 | 01 | Ha‘i‘ole (Unbreakable) 2011-09-19 | While McGarrett sits in prison awaiting trial for the murder of the governor, Danny brings him a surprise visitor to help clear him. Meanwhile, Kono is suspended from the force, pending an internal investigation. | 2011-09-19 | 8.5 |
Ratings shown are community scores. Once OMDB is wired, these become per-episode IMDB values.
| 02 |
Ua Lawe Wale (Taken) 2011-09-26 |
Gov. Denning assigns Officer Lori Weston to Five-0 to make sure McGarrett and team follow the new rules set by him and also apply her excellent profiling skills to the task force. Meanwhile, as Five-0 investigates the kidnapping of a teenage paddleboard champion, Internal Affairs Capt. Vince Fryer continues his interrogation of Kono. |
| 2011-09-26 |
| 7.7 |
 | 03 | Kame‘e (The Hero) 2011-10-03 | At his mentor's request, McGarrett persuades Max to redo the autopsy on a SEAL, thought to have committed suicide, in order to investigate his murder. Meanwhile, Chin Ho worries about Kono hanging out with a group of dirty ex-cops, including Frank Delano. | 2011-10-03 | 6.7 |
 | 04 | Mea Makamae (Treasure) 2011-10-10 | The Five-0 take to the beautiful waters off Hawaii to investigate the murder of a deep sea diver known for his valuable shipwreck finds. | 2011-10-10 | 8.0 |
 | 05 | Ma‘ema‘e (Clean) 2011-10-17 | The FIVE-0’s investigation into the murder of the state’s women’s volleyball coach leads them to find out more bad news about Kono, and Chin Ho reconnects with his former fiancée, Malia. | 2011-10-17 | 8.0 |
 | 06 | Ka Hakaka Maika‘i (The Good Fight) 2011-10-24 | The FIVE-0’s investigation into the murder of a wealthy restaurant owner causes McGarrett to take part in a charity MMA fight to the finish. Meanwhile, NCIS Agent Kensi Blye lends her expertise to McGarrett and Lt. Commander White when they ask her to examine a video of McGarrett’s father. | 2011-10-24 | 7.9 |
 | 07 | Ka Iwi Kapu (Sacred Bones) 2011-10-31 | When the Five-0s investigate the murder of a young couple filming a spooky documentary about a traditional Hawaiian burial site, they are threatened by a drifter who puts a curse on Danny. | 2011-10-31 | 8.0 |
 | 08 | Lapa‘au (Healing) 2011-11-07 | FIVE-0's investigation into the suspicious plane crash and death of a customs agent takes an unexpected turn when it is revealed that the victim was dead before takeoff. Meanwhile, Danny finds himself the proud caretaker of an orphaned dog. | 2011-11-07 | 7.9 |
 | 09 | Ike Maka (Identity) 2011-11-14 | When the Five-0 discover a John Doe in the trunk of a stolen car, they not only have to find a killer, but also need to figure out who the physically-altered victim was. Meanwhile, a homeless Danno is sleeping on McGarrett’s couch. | 2011-11-14 | 7.9 |
 | 10 | Ki‘ilua (Deceiver) 2011-11-21 | McGarrett finds himself in need of the Five-0’s help when he goes to North Korea with Jenna Kaye to deliver a ransom to rebels who are holding her fiancé hostage. Meanwhile, the Five-0 investigate the murder of an investigative reporter who seems to have ties to Jenna. | 2011-11-21 | 8.1 |
 | 11 | Pahele (Trapped) 2011-12-05 | McGarrett and the Five-0 search for a busload of kidnapped school children as well as the people responsible. | 2011-12-05 | 6.7 |
 | 12 | Alaheo Pau‘ole (Gone Forever) 2011-12-12 | On the eve of Chin Ho’s wedding to Malia, the Five-0’s investigation into a man left for dead in an abandoned WWII bunker crosses paths with Capt. Fryer’s case of a Jane Doe. | 2011-12-12 | 8.0 |
 | 13 | Ka Ho‘oponopono (The Fix) 2012-01-02 | When the Five-0 team discover that the murder of a High School girl was a professional hit, they must find out why she was targeted before they can find her killer. | 2012-01-02 | 7.9 |
 | 14 | Pu‘olo (The Package) 2012-01-16 | Chin Ho shares news about Joe White that rocks McGarrett to his core; Danny is forced to play midwife when his ex goes into early labor. | 2012-01-16 | 8.1 |
 | 15 | Mai Ka Wa Kahiko (Out of the Past) 2012-02-06 | When Danno and his family are targeted by a vengeful dirty cop from Danno's past, the team steps in to help. | 2012-02-06 | 8.1 |
 | 16 | I Helu Pu (The Reckoning) 2012-02-13 | When the team almost causes an international incident, Lt. Gov. Denning decides that one of them should be fired; Chin Ho faces the harrowing task of choosing a Valentine's Day gift for Malia. | 2012-02-13 | 8.1 |
 | 17 | Kupale (Defender) 2012-02-20 | Five-0 investigates the murder of a man dressed as a Hawaiian NaKoa warrior found in the jungle near the site of a historical war reenactment | 2012-02-20 | 7.7 |
 | 18 | Lekio (Radio) 2012-02-27 | Five-0 crosses paths with Tony Archer, a retired NYPD bomb expert who is now a private investigator on Oahu, when they investigate the death of famous talk radio DJ Bobby Raines. | 2012-02-27 | 7.9 |
 | 19 | Kalele (Faith) 2012-03-19 | When McGarrett's sister is arrested for smuggling diamonds, he enlists the help of an ex-con to set up a sting. | 2012-03-19 | 8.0 |
 | 20 | Ha‘alele (Abandoned) 2012-04-09 | A murder case hits close to home for Max when he is convinced that The Trashman, a serial killer with ties to his past, is on the loose. In order to convince Five-0 of his suspicions, Max reveals shocking information about his childhood. | 2012-04-09 | 8.0 |
 | 21 | Pa Make Loa (Touch of Death) (I) 2012-04-30 | Five-0 and the NCIS: Los Angeles task force team up in Hawaii when there’s a suspect on the loose who is threatening to release a deadly virus into the population. The crossover continues on NCIS: Los Angeles S03E21 Touch of Death (II). | 2012-04-30 | 7.9 |
 | 22 | Ua Hopu (Caught) 2012-05-07 | Just as McGarrett finally gets his hands on his arch nemesis Wo Fat in a special ops raid, he’s blindsided when he finds that the Japanese Yakuza is hot on their trail and wants them both dead. | 2012-05-07 | 8.1 |
 | 23 | Ua Hala (Death in the Family) 2012-05-14 | Five-0 is in hot pursuit of a shooter who guns down one of their own, while another team member is forced to choose which of their kidnapped loved ones will live. | 2012-05-14 | 8.0 |
