Kanalua (Doubt): 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) [S]
Lana I Ka Moana (Adrift): 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) [S]
Popilikia (Misfortune): 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) [S]
Mohai (Offering): 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) [S]
I Ka Wa Mamua (In A Time Past): 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) [S]
Ohuna (The Secret): 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) [S]
La O Na Makuahine (Mother's Day): 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) [S]
Ua Hala (Death in the Family): 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) [S]
Pa Make Loa (Touch Of Death): 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) [S]
Kalele (Faith): 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) [S]
Lekio (Radio): 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) [S]
Kupale (Defender): 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) [S]
I Helu Pu (The Reckoning): 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) [S]
Mai Ka Wa Kahiko (Out of the Past): 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) [S]
Pu'olo (The Package): Trouble brews when Chin-Ho shares some shocking news with McGarrett about Joe. Meanwhile, Danno plays midwife to his ex-wife. (S2, ep 14) [S]
Ka Ho'oponopono (The Fix): 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) [S]
Alaheo Pau'ole (Gone Forever): 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) [S]
Pahele (Trap): 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) [S]
Ki'ilua (Deceiver): 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) [S]
Ike Maka (Identity): 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) [S]
Lapa'au (Healing): 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) [S]
Ka Iwi Kapu (Sacred Bones): 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) [S]
Ka Hakaka Maika'i (The Good Fight): 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) [S]
Ma'ema'e (Clean): 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) [S]
UA Lawe Wale (Taken): 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) [S]
Ha'i'ole (Unbreakable): 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) [S]
Oia'i'o (Trust): Bowing out with a bang, this first season finale features a fiendish twist or two. The tables are turned when Wo Fat turns his attention to finishing Five-0. (S1, ep 24) [S]
Ua Hiki Mai Kapalena Pau (Until the End is Near): Five-0 are forced to put their search for Wo Fat on the backburner, and turn their attention to a greater threat. (S1, ep 23) [S]
Ho' Ohuli Na'au (Close to Heart): Five-0 investigate when world-renowned photographer Renny Sinclair takes his last snap and is found dead in his trailer. (S1, ep 22) [S]
Ho' Opa'i (Revenge): Five-0 must track down an undercover cop bent on revenge. Sean Combs, rapper, music mogul and possessor of many stage names, guest stars. (S1, ep 21) [S]
Ma Ke Kahakai (Shore): McGarrett and Danny stumble upon a dead body during a hike in the jungle. Meanwhile, Kono and Chin Ho's trip home to visit their aunt proves eventful. (S1, ep 20) [S]
Na Me'e Laua Na Paio (Heroes and Villains): McGarrett meets a CIA analyst and finds he has something in common with her. Larisa Oleynik guest stars. (S1, ep 19) [S]
Loa Aloha (The Long Goodbye): Five-0 track a deranged bomber with a grudge against the legal system. Plus, Danny receives a visit from his brother. Dane Cook guest stars. (S1, ep 18) [S]
Powa Maka Moana (Pirate): Five-0 set sail when a group of wealthy spring-breakers are kidnapped and held to ransom by local pirates. All is not as it seems, however... (S1, ep 17) [S]
E Malama (To Protect): Five-0 must protect the sole witness in a high-profile murder case, a task that grows even taller when multiple assassins are targeting her. (S1, ep 16) [S]
Kai E'e (Tidal Wave): A major tsunami is making its way to the island and the timing couldn't be worse: the resident expert has suddenly gone missing. Five-0 investigate... (S1, ep 15) [S]
He Kane Hewa'ole (An Innocent Man): Five-0 investigate when a high-speed car chase culminates with the grisly discovery of a box containing a severed human head. (S1, ep 14) [S]
Palekaiko (Paradise): When an abducted woman is found with almost no memory of the event, Five-0 investigate and are embroiled in a complex case that keeps them guessing. (S1, ep 11) [S]
Heihei (Race): While investigating a heist involving a highly skilled ring of thieves, Danny is forced to call in a favour from his ex-wife to help him crack the case. (S1, ep 10) [S]
Po'ipu (The Siege): The famous Five (-0) have a moral dilemma on their hands when they're tasked with preventing the assassination of an infamous dictator and his family. (S1, ep 9) [S]
Nalowale (Forgotten/Missing): The Five-0 investigate when the body of an 18-year-old girl is found off the coast of Waikiki Bay. Masi Oka, of Heroes fame, guest stars. (S1, ep 5) [S]
Lanakila (Victory): Tag along with the famous Five (-0) as they track down a violent convict who escaped from an island prison. A surprise is in store for McGarrett too. (S1, ep 4) [S]
Malama Ka Aina (Respect The Land): The Five-0 team investigate when a simmering gang war spills over at a high school football game. Plus, Danny has issues with his ex-wife. (S1, ep 3) [S]
Aloha: Danny is abducted and badly wounded in the dramatic season 10 finale. Steve tries to solve the case his father left for him a decade ago. (S10, ep 22) [S]
A 'Ohe Ia E loa'a Aku, He Ulua Kapapa No Ka Moana: Steve receives a letter from his dead mother. Danny is attacked by someone who wants it. (S10, ep 21) [S]
He Puhe'e Miki: Five-0 investigates a scheme to rob tourists, while Tani helps Girard prove his uncle's innocence when he is accused of murder. (S10, ep 20) [S]
He Kohu Puahiohio I Ka Ho'olele I Ka Leop I Luna: Five-0 investigate a series of murders that follow the plot of a fabled crime novel from the 1920s. (S10, ep 17) [S]
He Kauwa Ke Kanaka Na Ke Aloha: Tani and Noelani are held hostage during a Valentine's Day robbery. Five-0 investigate the murder of a Thai diplomat. (S10, ep 16) [S]
Loa'a Pono Ka 'Iole I Ka Punana: The team investigate a frozen body found at a golf course. McGarrett joins Danny on a personal mission. (S10, ep 13) [S]
Ihea 'Oe I Ka Wa A Ka UA E Loku Ana?: McGarrett and Magnum team up when a list of agents gets stolen and a colleague is put in danger. (S10, ep 12) [S]
Ka I Ka `ino, No Ka `ino: A helicopter tragedy leads the team to a ghost from McGarrett's past. Adam's ordeal leads him to a bold decision. (S10, ep 11) [S]