Fridays 9:00 PM on CBS
Hawaii-five-0

Watch Hawaii Five-0 Season 4 full episodes online, free and paid options via our partners and affiliates.

Racing Go Karts
Watch Hawaii Five-0 Season 4 Episode 22
"O Ka Pilo 'Ohana Ka 'Oi (Family Comes First)"
Original Air Date:

On the Hawaii Five-0 season 4 finale, WoFat breaks out of prison while Grover's daughter is kidnapped and he is forced to help steal $100 million.

Traveling to Afghanistan
Watch Hawaii Five-0 Season 4 Episode 21
"Makani 'Olu A Holo Malie (Fair Winds and Following Seas)"
Original Air Date:

McGarrett and Catherine travel to Afghanistan to help the family who saved Catherine's life years before on Hawaii Five-0.

Chin Ho Takes a Dive
Watch Hawaii Five-0 Season 4 Episode 20
"Pe'epe'e Kānaka (Those Among Us)"
Original Air Date:

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.

A Set Up
Watch Hawaii Five-0 Season 4 Episode 19
"Ku I Ka Pili Koko (Blood Brothers)"
Original Air Date:

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

Chin's High School Reunion
Watch Hawaii Five-0 Season 4 Episode 18
"Ho'i Hou (Reunited)"
Original Air Date:

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

Hoping to Reconcile
Watch Hawaii Five-0 Season 4 Episode 17
"Ma Lalo o ka 'Ili (Beneath the Surface)"
Original Air Date:

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

Jorge Garcia Guest Stars
Watch Hawaii Five-0 Season 4 Episode 16
"Hoku Welowelo (Fire in the Sky)"
Original Air Date:

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.

Melanie Griffth on Hawaii Five-0
Watch Hawaii Five-0 Season 4 Episode 15
"Pale'la (Buried Secrets)"
Original Air Date:

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.

Danny & McGarrett are Handcuffed!
Watch Hawaii Five-0 Season 4 Episode 14
"Na hala a ka makua (Sins of the Father)"
Original Air Date:

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

Chin Is Questioned
Watch Hawaii Five-0 Season 4 Episode 13
"Hana lokomaika'i (The Favor)"
Original Air Date:

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

McGarrett Helps Grover
Watch Hawaii Five-0 Season 4 Episode 12
"O kela me keia manawa (Now and Then)"
Original Air Date:

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

Christmas on Hawaii
Watch Hawaii Five-0 Season 4 Episode 11
"Pukana (Keepsake)"
Original Air Date:

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

Memories of Pearl Harbor
Watch Hawaii Five-0 Season 4 Episode 10
"Ho'onani Makuakane (Honor They Father)"
Original Air Date:

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.

Aunt Deb
Watch Hawaii Five-0 Season 4 Episode 9
"Hau'oli La Ho'omaika'i (Happy Thanksgiving) "
Original Air Date:

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

McGarrett's Partner
Watch Hawaii Five-0 Season 4 Episode 8
"Akanahe (Reluctant Partners)"
Original Air Date:

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

Five-O Babysits
Watch Hawaii Five-0 Season 4 Episode 7
"Ua Nalohia (In Deep)"
Original Air Date:

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.

The Zombie Case
Watch Hawaii Five-0 Season 4 Episode 6
"Kupouli 'la (Broken)"
Original Air Date:

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

Catherine Retires
Watch Hawaii Five-0 Season 4 Episode 5
"Kupu'eu (Fallen Hero)"
Original Air Date:

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.

Wedding Crasher
Watch Hawaii Five-0 Season 4 Episode 4
"A la La Aku (From this Day Forward)"
Original Air Date:

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

The Conspiracy Theorist
Watch Hawaii Five-0 Season 4 Episode 3
"Ka 'oia' i' o ma loko (The Truth Within)"
Original Air Date:

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

The Texas Ranger
Watch Hawaii Five-0 Season 4 Episode 2
"A' ale Ma'a Wau (Fish Out of Water)"
Original Air Date:

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.

Hiding in Plain Sight
Watch Hawaii Five-0 Season 4 Episode 1
"Aloha ke kahi I ke kahi (We Need Each Other)"
Original Air Date:

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.

Hawaii Five-0 Season 4 Quotes

Danny Williams: I just handed Wo Fat over to the feds--they're prepping him, getting him ready to transfer to a super max in Colorado.
Steve McGarrett: Did he say who was behind the attack?
Danny Williams: No, he wasn't feeling very chatty.

Adam Noshimuri: Are you sure you understand what this means?
Kono Kalakaua: No. But it's what we're gonna do. It's what we have to do.

×