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Hawaii Five-0 Season 4

Chin Ho Takes a Dive
"Pe'epe'e Kānaka (Those Among Us)"

A murdered pool cleaner leads Five-0 to uncover a possible terrorist cell of radicalized students who are plotting an attack on the U.S. on Hawaii Five-0.

"Ku I Ka Pili Koko (Blood Brothers)"

The team is set up and McGarrett and Danny are led to a building filled with explosives on Hawaii Five-0.

"Ho'i Hou (Reunited)"

At Chin's high-school reunion, the daughter of a macadamia nut tycoon is murdered on Hawaii Five-O.

"Ma Lalo o ka 'Ili (Beneath the Surface)"

Danny does all he can to get his parents back together on Hawaii Five-O.

"Hoku Welowelo (Fire in the Sky)"

A top secret Chinese satellite is connected to a triple homicide and Grover takes Danny's mother on a ride along on Hawaii Five-O.

"Pale'la (Buried Secrets)"

As the team investigates when a realtor's body is found in the walls of a house, Danny is stunned when his mother (guest star Melaine Griffith) comes to visit on Hawaii Five-O.

"Na hala a ka makua (Sins of the Father)"

When an escaped convict wants Five-0 to prove he is innocent, he kidnaps McGarrett and Danny on Hawaii Five-0.

"Hana lokomaika'i (The Favor)"

Chin is questioned by Internal Affairs about his father's murder 15 years ago on Hawaii Five-0

"O kela me keia manawa (Now and Then)"

McGarrett helps Grover find his missing friend under suspicious circumstances on Hawaii Five-0.

"Pukana (Keepsake)"

It's Christmas time in Hawaii and Chin ends up in the crosshairs of a possible serial killer on Hawaii Five-O.

"Ho'onani Makuakane (Honor They Father)"

When someone tries to murder a Pearl Harbor veteran, the Five-O team ends up using evidence linking back to a WWII internment camp on Hawaii Five-O.

"Hau'oli La Ho'omaika'i (Happy Thanksgiving) "

The Five-O team investigates the death of Secret Service agent before the President visits the island on Hawaii Five-O.

"Akanahe (Reluctant Partners)"

McGarrett and Grover are tasked by the Govenor to work together in the name of National Security on Hawaii Five-O.

"Ua Nalohia (In Deep)"

McGarrett does double duty while investigating the murder of an ATF agent while trying to help Mary with her adopted baby on Hawaii Five-O.

"Kupouli 'la (Broken)"

The case of a zombie-like man being shot on Halloween takes an even weirder turn for the team on Hawaii Five-O.

"Kupu'eu (Fallen Hero)"

Adam may make the ultimate sacrifice when it comes to saving Kono while Catherine's new job takes an unexpectedly deadly turn on Hawaii Five-O.

"A la La Aku (From this Day Forward)"

A runaway bride is a suspect when one of the wedding guests is murdered on Hawaii Five-O.

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

A missing ancient artifact may hold the key to the investigation into a double homicide on Hawaii Five-O.

"A' ale Ma'a Wau (Fish Out of Water)"

Kono and Adam's secret location is discovered and a Texas Ranger ends up on the islands looking for his missing daughter on Hawaii Five-0.

"Aloha ke kahi I ke kahi (We Need Each Other)"

On the season 4 premiere of Hawaii Five-O, Chin Ho is trapped inside Five-O headquarters with terrorists, Kono is on the run, and McGarrett takes some extreme measures to rescue a kidnapped Catherine.

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