|Episode Online Video|
S03, E15 (First Aired:
A double amputee (Peter Weller) goes after the police officers responsible for his injuries -- including McGarrett.
S03, E16 (First Aired:
The team investigates the murder of a Lua master; McGarrett has a private investigator tail his mother.
S03, E17 (First Aired:
Danny obsesses about the big game during all-pro weekend in Hawaii; a star football player helps the team investigate the murder of a tech executive.
S03, E18 (First Aired:
When a murder victim lands in Dog the Bounty Hunter's vehicle, Catherine goes under cover and investigates at a local roller derby.
S03, E19 (First Aired:
The team struggles to narrow down a suspect when threats against a company that endangers sharks turn deadly; Kamekona tries to earn his helicopter license.
After tracking down the missing uranium, which has been used to build a bomb in the middle of the jungle, McGarrett and Danny must move the explosive material through treacherous terrain before it detonates.
S03, E20 (First Aired:
McGarrett tells the story of his last mission in North Korea as he and Catherine cross into the country to retrieve a friend's remains.
S03, E21 (First Aired:
Steve and the team allow a talk-show host (Aisha Tyler) and her crew to follow them for a day, but a run-in with Wo Fat leads to danger.
S03, E22 (First Aired:
When a young girl's body is discovered 10 years after being kidnapped, the team searches for her abductors -- who have taken their next victim; Kono asks Catherine for a favor that could impact her relationship with Adam.
S03, E23 (First Aired:
McGarrett helps his mother with a covert op in hope of retrieving an incriminating microfiche; Kono runs into danger as she closes in on Adam's secret.
S03, E24 (First Aired:
Kono is blamed for a murder she did not commit; McGarrett's visit to Wo Fat leads to a shocking discovery.
S04, E01 (First Aired:
Following McGarrett and Wo Fat's escape, gunmen hit Five-0 headquarters; McGarrett must turn on his own in order to find Catherine.
S04, E02 (First Aired:
As the Five-0 team members investigate a murder, they are led to a Texas ranger (Tim Daly) who came to Hawaii to look for his daughter; Adam and Kono fight to stay alive.
S04, E03 (First Aired:
When a missing artifact seems to be the key to solving a double murder, a conspiracy theorist (Jorge Garcia) helps the team.
S04, E05 (First Aired:
A seemingly harmless surveillance job turns deadly; in hope of saving Kono, Adam considers making a sacrifice.
S04, E04 (First Aired:
When a wedding crasher is murdered, a runaway bride is the prime suspect; Danny makes a decision about his relationship with Gabby.