In this contemporary take on the classic series, an elite task force wipes out the crime that washes up on the islands' beaches.
A new ally helps McGarrett and the team when mob bosses on the island are targeted by an assassin.
Tani and Junior must plot an escape for themselves and others after a deadly tunnel collapse.
A plane that crashed in the '80s is found, but with a recently murdered scuba diver inside.
Five-0 enlists imprisoned hacker Aaron Wright to help when a young girl is reported kidnapped.
The team investigates a home invasion that turned deadly; Max returns to Oahu with a special guest.
A crash involves a driverless car carrying heroin; Tani and Quinn take YouTubers on a ride-along.
The CIA informs McGarrett that his mother has gone rogue and may have killed her partner.
The team searches for a killer whose plane crashed with $10 million worth of heroin on board.
Junior and Tani track down the thief who robbed his parents' home; Danny moves in with McGarrett.
When Adam's girlfriend is kidnapped, he breaks all the rules in order to get her back.
A search for stolen artillery leads to a ghost from McGarrett's past -- Wo Fat.
When a list of CIA agents is stolen, the team enlists the help of Magnum, Higgins, Rick and TC.
A man is frozen to death in a private golf course's cryotherapy chamber.
Soon after Danny meets the girl of his dreams, they get into a potentially fatal car accident.
Grover's niece is missing and it's discovered her boyfriend is an undercover member of the yakuza.
On Valentine's Day, Tani and Noelani are held hostage during a convenience store robbery.
Murders follow the plot of a fabled, unpublished crime novel from the 1920s.
The team investigates a murder on a ship where pirates impersonated the Coast Guard to get on board.
A rancher is killed after uncovering skeletons where Civil War-era gold coins are allegedly buried.
The team investigates a scheme to rob tourists; Tani and Junior work on their new relationship.
Steve gets a posthumous letter from his mother that contains a cypher; a good Samaritan in trouble.
Danny is abducted and wounded by Wo Fat's wife, who is after the cypher Steve's mother left him.