Hawaii Five-0 episode guide

Waiho Wale Kahiko (Ancients Exposed)

Waiho Wale Kahiko (Ancients Exposed)

Season 8

Airdate: May 18, 2018

The team discovers a Russian spy ring hiding on Oahu when a Russian submarine appears off the coast.

Ka Lala Kaukonakona Haki 'Ole I Ka Pa A Ka Makani Kona (The Tough Branch That Does Not Break in the Kona Glae

Ka Lala Kaukonakona Haki 'Ole I Ka Pa A Ka Makani Kona (The Tough Branch That Does Not Break in the Kona Glae

Season 8

Airdate: May 11, 2018

McGarrett joins Junior and his SEAL team on a mission to capture an elusive person who is holding his mentor hostage; Gerard Hirsch and Kamekona help Grover and Tani on a murder case involving art stolen by Nazis during World War II.

Ka Hana A Ka Makua, O Ka Hana No Ia A Keiki (What Parents Will Do, Children Will Do)

Ka Hana A Ka Makua, O Ka Hana No Ia A Keiki (What Parents Will Do, Children Will Do)

Season 8

Airdate: May 4, 2018

McGarrett and Five-0 take on the mob when a former boss is killed; Junior's friend is on the run after witnessing the murder.

Kopi Wale No I Ka I'A A 'Eu No Ka Ilo (Though the Fish is Well Salted, The Maggots Crawl)

Kopi Wale No I Ka I'A A 'Eu No Ka Ilo (Though the Fish is Well Salted, The Maggots Crawl)

Season 8

Airdate: April 27, 2018

Duke is forced to steal crucial evidence from the police locker in exchange for his kidnapped granddaughter; Jerry goes under cover at a mental health facility to solve a murder.

Ahuwale Ka Nane Huna (The Answer to the Riddle is Seen)

Ahuwale Ka Nane Huna (The Answer to the Riddle is Seen)

Season 8

Airdate: April 20, 2018

Harry Langford enlists McGarrett and Danny's help to track down a teenage British royal who has run away while under his protection; Grover, Tani and Junior work a 25-year-old murder case after a mysterious videotape arrives at headquarters.

He Lokomaika'I Ka Manu O Kaiona (Kind is the Bird of Kaiona)

He Lokomaika'I Ka Manu O Kaiona (Kind is the Bird of Kaiona)

Season 8

Airdate: April 13, 2018

Catherine Rollins recruits McGarrett and Jerry to help track down uranium thought to be hidden on an abandoned Hawaiian island before a terrorist makes dirty bombs with it; Junior gets trapped in a ravine.

Aohe Mea Make I Ka Hewa; Make No I Ka Mihi Ole No One Has Ever Died for the Mistakes he Has Made; Only Because he Didn’t

Aohe Mea Make I Ka Hewa; Make No I Ka Mihi Ole No One Has Ever Died for the Mistakes he Has Made; Only Because he Didn’t

Season 8

Airdate: April 6, 2018

A hit man McGarrett's father failed to arrest comes to McGarrett to finally confess his crimes and admit where he buried his victims; Jessie makes a dangerous decision that could ruin Adam's life.

E Ho'oko Kuleana (To Do One’s Duty)

E Ho'oko Kuleana (To Do One’s Duty)

Season 8

Airdate: March 30, 2018

The ex-wife of the man who shot Danny reveals how Danny helped save her life; Tani and Junior are assigned to walk the beat as uniformed officers for the day; Adam is framed for the murder of the crime boss he has been tracking.

Holapu Ke Ahi, Koe Iho Ka Lehu (The Fire Blazed Up, Then Only Ashes Were Left)

Holapu Ke Ahi, Koe Iho Ka Lehu (The Fire Blazed Up, Then Only Ashes Were Left)

Season 8

Airdate: March 9, 2018

Adam's mission to take down organized crime goes sideways when the bait he uses falls into the wrong hands; Adam begins to doubt Jessie's allegiance.

O Na Hoku O Ka Lani Ka I 'Ike Ia Pae (Only the Stars of Heaven Know Where Pae Is)

O Na Hoku O Ka Lani Ka I 'Ike Ia Pae (Only the Stars of Heaven Know Where Pae Is)

Season 8

Airdate: March 2, 2018

Tani and Junior go under cover as prospective parents to infiltrate a private school where the headmaster was murdered; Adam's life is on the line when he is held captive and forced to produce a massive amount of money.

He Puko' A Kani 'Aina (A Coral Reef Strengthens Out Into Land)

He Puko' A Kani 'Aina (A Coral Reef Strengthens Out Into Land)

Season 8

Airdate: February 2, 2018

McGarrett and Danny investigate the murder of a private detective whose client was killed the same way; Adam sends Jessie into a dangerous situation with disastrous consequences; Danny's uncle comes to town to help with the restaurant.

Na Keiki A Kalaihoahia (The Children of Kalaihoahia)

Na Keiki A Kalaihoahia (The Children of Kalaihoahia)

Season 8

Airdate: January 19, 2018

The corpse of a diamond smuggler is stolen from a graveyard; Five-0 tracks down his partner, who is determined to retrieve their latest batch of contraband; Adam recruits a new, confidential informant; Tani gets a devastating call.

O Ka Mea Ua Hala, Ua Hala Ia (What is Gone is Gone)

O Ka Mea Ua Hala, Ua Hala Ia (What is Gone is Gone)

Season 8

Airdate: January 12, 2018

Mac participates in a challenge to create robotic combat machines; Mac must help a competitor when her vehicle is hacked and heads for the Pentagon; Jack attends his high school reunion.

Ka Hopu Nui 'Ana (The Round Up)

Ka Hopu Nui 'Ana (The Round Up)

Season 8

Airdate: January 5, 2018

When an FBI agent who was cracking down on organized crime is killed, McGarrett rounds up every gang-related criminal on the island to find the culprit responsible for the murder.

Mohala I Ka Wai Ka Maka O Ka Pua (Unfolded by the Water are the Faces of the Flowers)

Mohala I Ka Wai Ka Maka O Ka Pua (Unfolded by the Water are the Faces of the Flowers)

Season 8

Airdate: November 10, 2017

The murder of two tourists leads the team to a man who has multiple personality disorder; Danny and the others hire a stress management consultant to help McGarrett.

Kama' Oma 'O, Ka 'Ainia Huli Hana (At Kama'Oma'O, The Land of Activities)

Kama' Oma 'O, Ka 'Ainia Huli Hana (At Kama'Oma'O, The Land of Activities)

Season 8

Airdate: November 3, 2017

At Halloween, the team investigates a string of murders that mirrors stories from well-known Hawaiian folklore; Grover visits a man who is hours away from execution and may hold the key to a case that has plagued Grover for years.

E Uhi Wale No 'A'Ole E Nalo, He Imu Puhi (No Matter How Much One Covers A Steaming Imu, The Smoke Will Rise)

E Uhi Wale No 'A'Ole E Nalo, He Imu Puhi (No Matter How Much One Covers A Steaming Imu, The Smoke Will Rise)

Season 8

Airdate: October 20, 2017

When the HPD system is hacked and one of the Five-0's informants ends up dead, McGarrett enlists the help of hacker Aaron Wright, whom he just imprisoned.

Kau Pahi, Ko'u Kua. Kau Pu, Ko'u Po'O (Your Knife, My Back. My Gun, Your Head)

Kau Pahi, Ko'u Kua. Kau Pu, Ko'u Po'O (Your Knife, My Back. My Gun, Your Head)

Season 8

Airdate: October 13, 2017

The team enlists an old friend when a crime boss is murdered, triggering revenge killings across the island; MacGarrett and Danny work out details concerning their new restaurant venture.

Na La "Ilio (Dog Days)

Na La "Ilio (Dog Days)

Season 8

Airdate: October 6, 2017

McGarrett and the team work with an injured police dog that is the only witness to an ambushed drug bust; a former SEAL looks to join the task force.

A'ole E 'Olelo Mai Ana Ua Ana Ia (Fire Will Never Say That It Has Had Enough)

A'ole E 'Olelo Mai Ana Ua Ana Ia (Fire Will Never Say That It Has Had Enough)

Season 8

Airdate: September 29, 2017

McGarrett and Danny recruit Tani Rey to join the task force when a hacker releases a dangerous arsonist from prison.

Ka 'Owili 'Oka'i (Cocoon)

Ka 'Owili 'Oka'i (Cocoon)

Season 1

Airdate: September 28, 2018

After McGarrett's CIA agent friend is killed, he lets himself be captured by the group he thinks is responsible to find the killer; Tani questions whether she should tell McGarrett about the murder weapon she found at Adam's house.

New Season
September 28
9 ET/PT

Available Online: Trailers and Extras

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