Hawaii Five-0 - Season 4

Picking up where Season 3 left off, we find McGarrett and Wo Fat cornered by unknown assailants in a detainment facility in season 4 of Hawaii Five-0, forcing McGarrett to break the law and turn on his own in order to find a kidnapped Catherine. Meanwhile Kono and Adam's secret location in Hong Kong is compromised, and Kono and Adam fight to stay alive when their hidden location is discovered.

22 Episodes

Aloha Ke Kahi I Ke Kahi (We Need Each Another)

Season 4 - Episode 1

After McGarrett and Wo Fat narrowly escape from maximum security, gunmen storm Five-0 headquarters, compromising Kono and Adam's secret loca...

A‘ale Ma‘a Wau (Fish Out of Water)

Season 4 - Episode 2

As the Five-0 team members investigate a murder, they are led to a Texas ranger who came to Hawaii to look for his daughter; Adam and Kono f...

Ka 'oia' i' o ma loko (The Truth Within)

Season 4 - Episode 3

A conspiracy theorist helps Five-0 when a missing artifact is the key to solving a double murder.

A Ia La Aku (From This Day Forward)

Season 4 - Episode 4

Five-0 investigates the murder of a wedding crasher, and their prime suspect is the runaway bride. Meanwhile, Danny makes a big decision reg...

Kupu‘eu (Fallen Hero)

Season 4 - Episode 5

As Catherine’s seemingly harmless surveillance job takes a deadly turn, Adam considers making the ultimate sacrifice to save Kono.

Kupouli ‘La (Broken)

Season 4 - Episode 6

When Halloween comes to Hawaii and a zombie-like man is shot, Five-0 races to stop a madman who is conducting experiments on humans.

Ua Nalohia (In Deep)

Season 4 - Episode 7

While working the murder case of an undercover ATF agent, McGarrett and the Five-0 team are tasked with watching Mary’s newly adopted baby a...

Akanahe (Reluctant Partners)

Season 4 - Episode 8

McGarrett and Grover must work together to protect national security after they are tasked by the Governor to serve a warrant to a young com...

Hau‘oli La Ho‘omaika‘i (Happy Thanksgiving)

Season 4 - Episode 9

As Thanksgiving approaches, Five-0 investigates the murder of a secret service agent just as the President travels to Oahu. Also, McGarrett'...

Ho‘onani Makuakane (Honor Thy Father)

Season 4 - Episode 10

The attempted murder of a Pearl Harbor veteran leads Five-0 to use decades old evidence to investigate a deadly crime committed within the i...

Pukana (Keepsake)

Season 4 - Episode 11

An investigation involving a potential serial killer puts Chin's life in danger; Grace and Danny find a mysterious puzzle box.

O Kela Me Keia Manawa (Now and Then)

Season 4 - Episode 12

Captain Grover is aided by McGarrett in his search for a friend who has disappeared, after it seems like he's committed murder. Kono persist...

Hana Lokomaika‘i (The Favor)

Season 4 - Episode 13

Chin is questioned about his father's murder and how his relationship with Malia and her family could have adversely affected the investigat...

Na hala a ka makua (Sins of the Father)

Season 4 - Episode 14

An escaped convict who wants Five-0 to prove his innocence abducts Danny and McGarrett; Grace punches a person at school.

Pale'la (Buried Secrets)

Season 4 - Episode 15

A real estate agent is found dead inside the walls of one of his listings. Meanwhile, Danny's mother makes an unexpected visit and brings wi...

Hoku Welowelo (Fire in the Sky)

Season 4 - Episode 16

A triple homicide is linked to a secret, downed Chinese satellite; Danny's mother goes on a ride-along with Grover.

Ma Lalo o ka 'lli (Beneath the Surface)

Season 4 - Episode 17

A man is shot as his daughter is abducted; Danny tries to reunite his parents; Jerry finds a code on McGarrett's champ box.

Ho‘i Hou (Reunited)

Season 4 - Episode 18

Fan-built Episode. Five-0 investigates when the daughter of a macadamia nut tycoon is murdered with a stiletto heel during Chin’s high scho...

Ku I Ka Pili Koko (Blood Brothers)

Season 4 - Episode 19

Five-0 is set up when a bad tip leads them to an abandoned building that is rigged to explode with McGarrett and Danny trapped inside.

Pe‘epe‘e Kānaka (Those Among Us)

Season 4 - Episode 20

The investigation of a murdered pool cleaner leads the Five-0 team to a possible terrorist cell of radicalized students plotting an attack o...

Makani 'Olu a Holo Malie (Fair Winds and Following Seas)

Season 4 - Episode 21

McGarrett and Catherine travel overseas to Afghanistan to stop the Taliban from harming a young boy whose family saved Catherine's life year...

O ka Pili ‘Ohana Ka ‘Oi (Family Comes First)

Season 4 - Episode 22

When Grover's daughter is kidnapped by an old nemesis, he is forced to help steal $100 million in order to get her back. Meanwhile, Wo Fat e...