4 seasons available
When a list of undercover CIA agents is stolen, the team enlists the help of Magnum, Higgins, Rick and TC to get it back and protect national security; Higgins gives Tani some personal advice.
Grover and the team investigate a murder at a private golf course involving a man who was frozen to death in the locker room's cryotherapy chamber; McGarrett tags along with Danny when he tracks down the father of a boy who has been bullying Charlie.
Soon after Danny meets the girl of his dreams, they get into a potentially fatal car accident in an area far from help; McGarrett enlists Quinn and Tani to help when Eddie the dog suddenly shows signs of post-traumatic stress disorder.
When Grover's niece goes missing from the police academy, it's discovered that her boyfriend is an undercover member of the yakuza.
On Valentine's Day, Tani and Noelani are held hostage during a convenience store robbery; the team investigates the murder of a Thai diplomat whose wife confesses to the crime, but Danny suspects she's covering for the real killer.
Harry Langford helps Five-0 investigate some murders that follow the plot of a fabled, unpublished crime novel from the 1920s; Tani and Junior's friendship takes a meaningful new turn.
The team investigates a murder on a cargo ship where pirates impersonated the Coast Guard to board the boat; Adam finally gets the evidence he needs to take down the island's Yakuza operation once and for all.
A rancher is murdered after he uncovers human skeletons where legend says that Civil War-era gold coins are buried; Quinn's former stepdaughter reaches out to her for help after her father doesn't come home.
The team investigates a scheme to rob tourists; Tani helps Girard Hirsch prove the innocence of his elderly uncle when he's suspected of murder; Tani and Junior work on the nuances of being in a new relationship.
After Steve receives a posthumous letter from his mother that contains a cypher, Danny is attacked by someone willing to kill to steal it; Five-0 must help an anonymous good Samaritan who's in the crosshairs of some very dangerous people.
Danny is abducted and badly wounded by Wo Fat's wife, who is after the cypher Steve's mother left him; Steve finally solves the case his father left for him 10 years ago.
After McGarrett's CIA agent friend is killed, he lets himself be captured by the group he thinks is responsible to find the killer; Tani questions whether she should tell McGarrett about the murder weapon she found at Adam's house.
McGarrett and Danny recruit Tani Rey to join the task force when a hacker releases a dangerous arsonist from prison.
McGarrett and the team work with an injured police dog that is the only witness to an ambushed drug bust; a former SEAL looks to join the task force.
The team enlists an old friend when a crime boss is murdered, triggering revenge killings across the island; McGarrett and Danny work out details concerning their new restaurant venture.
When the HPD system is hacked and one of the Five-0's informants ends up dead, McGarrett enlists the help of hacker Aaron Wright, whom he just imprisoned.
At Halloween, the team investigates a string of murders that mirrors stories from well-known Hawaiian folklore; Grover visits a man who is hours away from execution and may hold the key to a case that has plagued Grover for years.
The murder of two tourists leads the team to a man who has multiple personality disorder; Danny and the others hire a stress management consultant to help McGarrett.
A bank heist in progress forces Steve to make a potentially heartbreaking mistake; Adam faces an empty home without Kono.
McGarrett poses as a pilot to investigate a plane crash that led to the death of a pilot in an air race.
McGarrett, Danny, Tani, and Junior are exposed to a deadly biological weapon; the rest of the team has eight hours to find an antidote.
Danny is shot while quarantined in the hospital; unconscious, he clings to life and imagines a future for everyone.
Danny tells Charlie a bedtime story about a case involving bad Santas and a holiday miracle.
When an FBI agent who was cracking down on organized crime is killed, McGarrett rounds up every gang-related criminal on the island to find the culprit responsible for the murder.
Grover must prevent a man who is accused of killing his wife from committing suicide.
The corpse of a diamond smuggler is stolen from a graveyard; Five-0 tracks down his partner, who is determined to retrieve their latest batch of contraband; Adam recruits a new, confidential informant; Tani gets a devastating call.
McGarrett and Danny investigate the murder of a private detective whose client was killed the same way; Adam sends Jessie into a dangerous situation with disastrous consequences; Danny's uncle comes to town to help with the restaurant.
Tani and Junior go undercover as prospective parents to infiltrate a private school where the headmaster was murdered; Adam's life is on the line when he is held captive and forced to produce a massive amount of money.
Adam's mission to take down organized crime goes sideways when the bait he uses falls into the wrong hands; Adam begins to doubt Jessie's allegiance.
The ex-wife of the man who shot Danny reveals how Danny helped save her life; Tani and Junior are assigned to walk the beat as uniformed officers for the day; Adam is framed for the murder of the crime boss he has been tracking.
A hit man McGarrett's father failed to arrest comes to McGarrett to finally confess his crimes and admit where he buried his victims; Jessie makes a dangerous decision that could ruin Adam's life.
Catherine Rollins recruits McGarrett and Jerry to help track down uranium thought to be hidden on an abandoned Hawaiian island before a terrorist makes dirty bombs with it; Junior gets trapped in a ravine.
Harry Langford enlists McGarrett and Danny's help to track down a teenage British royal who has run away while under his protection; Grover, Tani and Junior work a 25-year-old murder case after a mysterious videotape arrives at headquarters.
Duke is forced to steal crucial evidence from the police locker in exchange for his kidnapped granddaughter; Jerry goes undercover at a mental health facility to solve a murder.
McGarrett and Five-0 take on the mob when a former boss is killed; Junior's friend is on the run after witnessing the murder.
McGarrett joins Junior and his SEAL team on a mission to capture an elusive person who is holding his mentor hostage; Gerard Hirsch and Kamekona help Grover and Tani on a murder case involving art stolen by Nazis during World War II.
The team discovers a Russian spy ring hiding on Oahu when a Russian submarine appears off the coast.
Steve McGarret, a decorated Naval officer, returns to Hawaii to investigate his father's murder and is asked to head up an elite police task force.
Following the abduction of a former NSA cyberterrorism expert, the team must rescue the man and prevent a breach of national security.
An escalating gang war spills into the stands of a high-school football game, killing several people; an unlikely partnership arises.
A violent convict escapes from prison and kidnaps a young couple on vacation; McGarrett's estranged sister comes to town.
When the daughter of the U.S. ambassador to the Philippines is found dead, the governor tasks Five-0 with finding her abducted sister.