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Watch Hawaii Five-0 Season 1 full episodes online, free and paid options via our partners and affiliates.

Hawaii Five-O Finale Scene
Watch Hawaii Five-0 Season 1 Episode 24
"Oia'i'o"
Original Air Date:

McGarrett gets closer to the truth about Wo Fat this week. Read on for a complete review of the season finale.

Five-O Runs the Show
Watch Hawaii Five-0 Season 1 Episode 23
"Ua Hiki Mai Kapalena Pau"
Original Air Date:

With the invaluable information that was shared by Agent Jenna Kaye, Five-0 is closer than ever to capturing Wo Fat - until the mission takes a wrong turn.

Fab Four Five-O
Watch Hawaii Five-0 Season 1 Episode 22
"Ho'ohuli Na'au"
Original Air Date:

It's the worst kind of overexposure when world-renowned photographer Renny Sinclair is murdered while on assignment in Hawaii shooting the annual swimsuit edition.

Hawaii Five-O ep. 21
Watch Hawaii Five-0 Season 1 Episode 21
"Ho'opa'i"
Original Air Date:

When a crime lord moves against the family of an undercover NYPD detective who infiltrated his organization, it's up to McGarrett and Five-0 to stop the policeman (Diddy) from exacting revenge.

A Hike Ruined
Watch Hawaii Five-0 Season 1 Episode 20
"Ma Ke Kahakai"
Original Air Date:

McGarrett and Danno find a dead body while hiking on this episode. Elsewhere, Kono and Chin Ho go home to visit their aunt.

Larisa Oleynik on Hawaii Five-O
Watch Hawaii Five-0 Season 1 Episode 19
"Na Me'e Laua Na Paio"
Original Air Date:

The team gets a new team member this week. Say hello to Larisa Oleynik, fans.

Cheers to Five-O!
Watch Hawaii Five-0 Season 1 Episode 18
"Loa Aloha"
Original Air Date:

A bomber is out for revenge on this episode of Hawaii Five-O. Meanwhile, Danno's brother stops by.

Vanessa Minnillo and Nick Lachey on Hawaii Five-O
Watch Hawaii Five-0 Season 1 Episode 17
"Powa Maka Moana"
Original Air Date:

Vanessa Minnillo and Nick Lachey guest star on this installment of Hawaii Five-O. They play an engaged couple that gets entangled in a pirate attack.

Mariana Klaveno on Hawaii Five-O
Watch Hawaii Five-0 Season 1 Episode 16
"E Malama"
Original Air Date:

Mariana Klaveno guest stars on this episode as a murder case witness who goes missing. The team must go into the jungle to track her down.

Surf Lesson
Watch Hawaii Five-0 Season 1 Episode 15
"Kaie'e"
Original Air Date:

The head of the Tsunami Warning Center disappears on this episode. It's bad timing, too, because a storm is coming to the island.

Greg Germann on Hawaii Five-O
Watch Hawaii Five-0 Season 1 Episode 14
"He Kane Hewa' Ole"
Original Air Date:

The team discovers a box with multiple humans inside it on this week's episode. Chin, meanwhile, has an awkward reunion with his former fiancee.

McGarrett on the Loose
Watch Hawaii Five-0 Season 1 Episode 13
"Ke Kinohi"
Original Air Date:

This is a major episode for McGarrett. He discovers new clues about his mother's murder in the wake of his sister getting kidnapped.

Serious Cause for Concern
Watch Hawaii Five-0 Season 1 Episode 12
"Hana 'a'a Makehewa"
Original Air Date:

It's Christmas in Hawaii. But the team can't celebrate because Chin is in serious trouble.

In the Dark
Watch Hawaii Five-0 Season 1 Episode 11
"Palekaiko"
Original Air Date:

The team investigates the murder of a man on his honeymoon this week, while Dr. Bergman recognizes a similarity between this case and a slew of unsolved homicides from a year ago.

Hao Kanaka Scene
Watch Hawaii Five-0 Season 1 Episode 10
"Hao Kanaka"
Original Air Date:

The unit is baffled when an armored car is ripped off by a ring of thieves on this episode. Two security guards are killed in the process, while Danno is forced to ask his ex-wife for a favor.

Putting Out a Fire
Watch Hawaii Five-0 Season 1 Episode 9
"Po'ipu"
Original Air Date:

A security officer is killed this week, before he can reveal the details of an assassination plot. As a result, the team is brought in to protect a ruthless dictator.

Bronson Pinchot on Hawaii Five-0
Watch Hawaii Five-0 Season 1 Episode 8
"Mana'O"
Original Air Date:

Danny's ex-partner turns up dead this week. He's found in a barbecue pit. The investigation into this crime pits Kono and company against Internal Affairs.

Kelly Hu on Hawaii Five-0
Watch Hawaii Five-0 Season 1 Episode 7
"Ho'apono"
Original Air Date:

We delve into McGarrett's past as a Navy SEAL this week, as there's a hostage situation aboard the U.S.S. Missouri memorial battleship. Kelly Hu guest stars

Ko'olauloa Scene
Watch Hawaii Five-0 Season 1 Episode 6
"Ko'olauloa"
Original Air Date:

An important CEO is found dead on this episode. This case forces Kono to revisit her past, as the team heads into the world of North Shore surfing.

Masi Oka Joins on Five-O
Watch Hawaii Five-0 Season 1 Episode 5
"Nalowale"
Original Air Date:

The teenage daughter of a U.S. Ambassador is found dead on this episode. The task of Five-0? Track down her abducted sister.

Balthazar Getty on Hawaii Five-O
Watch Hawaii Five-0 Season 1 Episode 4
"Lanakila"
Original Air Date:

The team is assigned the task of finding a young couple on vacation who's been kidnapped by an escaped convict this week. Also of note: McGarrett's sister arrives from the mainland.

McGarrett and Danno
Watch Hawaii Five-0 Season 1 Episode 3
"Malama Ka Aina"
Original Air Date:

A gang war spills into the stands of a local high school football game on this week's episode. Looking into it, the team uncovers an unusual partnership between Samoan gangs and a mainland mob.

Governor and Her Team
Watch Hawaii Five-0 Season 1 Episode 2
"Ohana"
Original Air Date:

A former cyber terrorism expert is kidnapped this week. As a result, McGarrett and his unit are assigned to track down the individual in order to protect national security.

Hawaii Five-O Pilot Pic
Watch Hawaii Five-0 Season 1 Episode 1
"Pilot"
Original Air Date:

It's time to meet the cops that will patrol Hawaii for us. On this series premiere, Steve McGarrett returns home to Honolulu and meets his new team.

Hawaii Five-0 Season 1 Quotes

Danny: We shouldn't be doing this without backup.
Steve: You are the backup.
Danny: I am the backup. I hate him so much.

McGarrett: Tell me you know how to swim.
Danny: I know how to swim. I swim for survival, not for fun.

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