Hawaii Five-0: Season 8

2017
25 episodes
42m

Season 8 of Hawaii Five-0 premiered on September 29, 2017 and has 25 episodes, from "Aʻole e ʻolelo mai ana ke ahi ua ana ia (Fire Will Never Say That It Has Had Enough)" to "Waiho wale kahiko (Ancients Exposed)". The last episode aired on May 18, 2018.

Where to watch Hawaii Five-0

In the United States, you can stream Hawaii Five-0 on Netflix and Paramount Plus. You can also buy it on Amazon Video, Apple TV Store, Google Play Movies and Fandango At Home. It is on streaming services in 55 countries.

Where to watch

Episodes

Episode 1Aʻole e ʻolelo mai ana ke ahi ua ana ia (Fire Will Never Say That It Has Had Enough)Aired September 29, 2017
McGarrett and Danny recruit Tani Rey to join the task force when diabolical hacker Aaron Wright releases a dangerous arsonist from prison.
- 42m
- Directed by Bryan Spicer
- Written by Eric Guggenheim, Peter M. Lenkov and Rob Hanning
Guest stars
- Paige Hurd Samantha Grover
- Kekoa Kekumano Nahele Huikala
- Mike Buck Fire Captain
- Donta Tanner Guard #1
- Jake Feagai Guard #2
- Earnest F. Kong Randy Tao
- Lawrence Guillermo Co-Pilot
- Kunal Sharma Koa Rey
Episode 2Nā lā ʻīlio (Dog Days)Aired October 6, 2017
McGarrett and Five-0 work with an injured police dog who is the only witness to an ambushed drug bust. Also, McGarrett is visited by Junior Reigns, a former SEAL, who is looking to join the task force.
- 43m
- Directed by Tara Miele
- Written by David Wolkove and Matt JL Wheeler
Guest stars
- Noelle Yoza Vet Nurse
- Bob McCracken DEA Agent Chris Reid
- Casper Van Dien Roger Niles
- Stephen Oyoung Paul Lazio
- Shawn McBride Jesse Berman
- Alisa Allapach Kiana Solice
- Lance Gilbert Driver of Berman Truck
- Marque Hernandez Doc Worker
Episode 3Kāu pahi, koʻu kua. Kāu pū, koʻu poʻo. (Your Knife, My Back. My Gun, Your Head.)Aired October 13, 2017
Five-0 enlists the help of an old friend when the boss of a major crime family is murdered, triggering revenge killings across the island. Also, MacGarrett and Danny begin sorting out particulars in their new restaurant venture,
- 42m
- Directed by Eagle Egilsson
- Written by David Wolkove and Matt JL Wheeler
Guest stars
- Jessica Heller Veronique
- Steven Brand John Walcott
- Derek Mio Derek Okada
- Mane Local Woman
- Chris Vance Harry Langford
- Peter Jae Loto Manui
- Joe Seo Viktor
- Eric de Mendonca Lieutenant
Episode 4E uhi wale no ʻaʻole e nalo, he imu puhi (No Matter How Much One Covers a Steaming Imu, The Smoke Will Rise)Aired October 20, 2017
The lives of Five-0’s informants are in danger when the HPD system is hacked and one ends up dead, forcing McGarrett to enlist the help of hacker Aaron Wright (Joey Lawrence), who he just imprisoned
- 43m
- Directed by Antonio Negret
- Written by Rob Hanning
Guest stars
- Kekoa Kekumano Nahele Huikala
- Reggie Lee Joey Kang
- Leonardo Nam Harley Taylor
- Donald Li Mr. Kang
- Joey Lawrence Aaron Wright
- Shawn Mokuahi Garnett Flippa
- Anthony J. Silva, Jr. HPD Instructor Alves
- Henry Kapono Ka'aihue Tropics Musician
Episode 5Kamaʻomaʻo, ka ‘aina huli hana (The Land of Activities)Aired November 3, 2017
At Halloween, Five-0 must investigate a string of murders that mirror stories from well-known Hawaiian folklore. Also, Grover is called to visit a man hours away from execution who may hold the key to a case that has plagued Grover for years.
- 44m
- Directed by Bronwen Hughes
- Written by Eric Guggenheim and Peter M. Lenkov
Guest stars
- James Frain Sebastian Wake
- Claire Forlani Alicia Brown
- Vivan Dugré Hannah Bell
- Andrew Lawrence Eric Russo
- Matt Riedy Warden
- Geoff Heise Judge Gregory Parnell
- Eric Nemoto Prosecuting Attorney Chen
- Walter Espiritu HPD Uniform
Episode 6Mōhala i ka wai ka maka o ka pua (Unfolded By the Water Are the Faces of the Flowers)Aired November 10, 2017
The murder of two tourists leads Five-0 to a man suffering from multiple personality disorder, where one of them becomes violent and another is a child. McGarrett is accompanied on the case by a stress management consultant, whom Danny and the others have hired to help him manage his health.
- 44m
- Directed by Carlos Bernard
- Written by Eric Guggenheim and Zoe Robyn
Guest stars
- Claire Forlani Alicia Brown
- Michael Weston Oliver Mathus
- Jolene Purdy Chloe Gordon
- Duane 'Dog' Chapman Dog the Bounty Hunter
- Rayford Sewell Todd Barris
- Dollar Tan Hali Mitchell
- Colin Owens James
- Deborah Glazier Dr. Linda Caldwell
Episode 7Kau ka ʻonohi aliʻi i luna (The Royal Eyes Rest Above)Aired November 17, 2017
Junior and Adam back up McGarrett when a bank heist in progress forces Steve to make a potentially heartbreaking mistake. Also, Adam is forced to face an empty home without Kono
- 42m
- Directed by Bryan Spicer
- Written by Eric Guggenheim and Peter M. Lenkov
Guest stars
- Ian Anthony Dale Adam Noshimuri
- Anna Enger Ritch Layla
- Kunal Sharma Koa Rey
- Nolan Hong Manager
- Saint Thompson Bobby Akamu
- Vikram Mruthyunjayana ER Doctor
- Kila Packett Dave Lockhart
Episode 8He Kaha Luʻu Ke Ala, Mai Hoʻokolo Aku (The Trail Leads to a Diving Place, Do Not Follow After)Aired December 1, 2017
McGarrett poses as a pilot to investigate a plane crash that led to the death of a pilot in an air race.
- 43m
- Directed by Ron Underwood
- Written by Liz Alper and Ally Seibert
Guest stars
- Ian Anthony Dale Adam Noshimuri
- Ricardo Chavira Agent Callaghan
- Dohn Norwood Ronnie Turner
- Danay García Elena Sachs
- Noah Khan Tomas Sachs
- Chris Flanders Norman Andrews
- Kunal Sharma Koa Rey
- Alex Fox Isaiah Phillips
Episode 9Make me kai (Death at Sea)Aired December 8, 2017
When investigating a deserted yacht adrift at sea, McGarrett, Danny, Tani and Junior are exposed to a deadly bioweapon and the rest of Five-0 have only eight hours to find an antidote.
- 44m
- Directed by Maja Vrvilo
- Written by David Wolkove and Matt JL Wheeler
Guest stars
- Ian Anthony Dale Adam Noshimuri
- Alexandra Chando Monique Sims
- Emily C. Chang Gillian Edgar
- William Edwards Marko
- Denice Rivera Nurse
- Kwang Bin Passenger
- Shereen Balles Shereen Balles
Episode 10I ka wa ma mua, I ka wa ma hope (The Future Is in the Past)Aired December 15, 2017
When Danny is shot while quarantined in the hospital with McGarrett, Tani and Junior, he's left unconscious and clinging to life, imagining a future for everyone in Five-0.
- 43m
- Directed by Peter Weller
- Written by Zoe Robyn
Guest stars
- Ian Anthony Dale Adam Noshimuri
- Mike Buck Fire Captain
- Bradley White Dr. Keller
- Kevin Daniels Sergeant Bullock
- Andrew Lawrence Eric Russo
- Shawn Mokuahi Garnett Flippa
- Joey Defore Twenty-Year-Old Charlie
- Daniel Kaemon Doctor
Episode 11Oni kalalea ke ku a ka laʻau loa (A Tall Tree Stands Above the Others)Aired December 15, 2017
It's Christmas Eve and Danny tells Charlie a bedtime story about a recent Five-0 case involving criminals dressed as Santas and a holiday miracle.
- 42m
- Directed by Tara Miele
- Written by Rob Hanning
Guest stars
- Ian Anthony Dale Adam Noshimuri
- Duane 'Dog' Chapman Dog the Bounty Hunter
- Eddie Martinez Kekoa
- Zachary James Rukavina Reggie
- Jon Collin Barclay James Wendall
- Brock Duncan Charlie (voice)
- Shawn Mokuahi Garnett Flippa
- Zach Sulzbach Charlie Williams
Episode 12Ka hopu nui ʻana (The Round Up)Aired 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. Also, McGarrett tasks Adam with forming a new division within Five-0 to take on organized crime.
- 43m
- Directed by Eagle Egilsson
- Written by David Wolkove and Matt JL Wheeler
Guest stars
- Ian Anthony Dale Adam Noshimuri
- Michelle Krusiec Michelle Shioma
- Kip Pardue Agent Fischer
- Gonzalo Menendez Colin McNeal
- Jon Chaffin Damien Batista
- Lanny Joon Brandon Kenzo
- Marcelo Palacios Hector Garcia
- Alexandra Marlin Laura Fischer
Episode 13O ka mea ua hala, ua hala ia (What Is Gone Is Gone)Aired January 12, 2018
When a man accused of killing his wife threatens to commit suicide, Grover reveals how he too was once on the brink of taking his own life.
- 43m
- Directed by Roderick Davis
- Written by Sean O'Reilly
Guest stars
- Devon Sawa Brad Woodward
- Chosen Jacobs Will Grover
- Kenric Green Detective Keegan
- J. Downing John Lefotu
- Michelle Hurd Renee Grover
- Kate Tobia Tracy Woodward
- Stephanie Anne Lewis Therapist (voice)
Episode 14Nā keiki a Kalaihaohia (The Children of Kalaihoahia)Aired January 19, 2018
When the corpse of a diamond smuggler is stolen from a graveyard, Five-0 tracks down his partner, Voss, who will stop at nothing to retrieve their latest batch of contraband. Also, Adam recruits a new confidential informant, Jessie Nomura; Tani gets a devastating call; and McGarrett tasks Pua to find his and Danny's stolen tools.
- 41m
- Directed by Peter Weller
- Written by Eric Guggenheim
Guest stars
- Ian Anthony Dale Adam Noshimuri
- Christine Ko Jessie Nomura
- Claudio Pinto Arian Ravello
- Walter S. Gaines Curtis Rice
- Kunal Sharma Koa Rey
- Kathleen Stuart Mrs. Rice
- Shawn Anthony Thomsen Pua Kai
- Ben Wong Eli / Foreman
Episode 15He pukoʻa kani ʻaaina (A Coral Reef Strengthens Out Into Land)Aired February 2, 2018
McGarrett and Danny investigate the murder of a private detective whose client was killed the same way, and Adam sends Jessie into a dangerous situation with disastrous consequences. Also, Danny’s uncle, Vito, comes to town to help Danny and McGarrett get their restaurant up and running.
- 42m
- Directed by Bryan Spicer
- Written by David Wolkove and Matt JL Wheeler
Guest stars
- Ian Anthony Dale Adam Noshimuri
- Christine Ko Jessie Nomura
- Vincent Pastore Vito Russo
- Aaron Yoo Hedeki Tashiro
- Daniel Buran Devin Walsh / Visha Kundahara
- Sarah Souza Nicole
- Edward Edwards Kyle Kalani
- Rebecca Birdsall Susan Barnes
Episode 16O na hoku o ka lani ka i ʻike ia Paeʻ (Only the Stars of Heaven Know Where Pae Is)Aired March 2, 2018
Tani and Junior go undercover as prospective parents in order to infiltrate a private school where the headmaster was murdered. Also, Adam's life is on the line when he is held captive and forced to produce a hidden massive amount of money.
- 43m
- Directed by Jerry Levine
- Written by David Wolkove and Matt JL Wheeler
Guest stars
- Ian Anthony Dale Adam Noshimuri
- Christine Ko Jessie Nomura
- Vincent Pastore Vito Russo
- Aaron Yoo Hideki Tashiro
- Robyn Lively Helen Meech
- Melanie Romain Natalie Barton
- Daniel Kaemon Ray Gardner
- Andrew Lawrence Eric Russo
Episode 17Hōlapu ke ahi, koe iho ka lehu (The Fire Blazed Up, Then Only Ashes Were Left)Aired March 9, 2018
Adam's mission to take down organized crime on the Island goes sideways when deadly chlorine gas he was using to bait a big fish falls into the wrong hands. Also, Adam begins to doubt Jessie's allegiance.
- 43m
- Directed by Maja Vrvilo
- Written by Liz Alper and Ally Seibert
Guest stars
- Ian Anthony Dale Adam Noshimuri
- Michael Imperioli Odell Martin
- Christine Ko Jessie Nomura
- Ashley Platz Denise Randall
- Desmond Chiam Kazuya Nemoto
- Joel Himelhoch Mitchell
- Angie Anderson Law Student
- Craig H. Davidson Guard #1
Episode 18E hoʻokō kuleana (To Do One's Duty)Aired March 30, 2018
The ex-wife of the man who shot Danny comes to Oahu and reveals how Danny’s protection during a dangerous domestic dispute when he was in New Jersey helped save her life. Also, Tani and Junior are assigned to walk the beat as uniformed officers for the day, and Adam is framed for the murder of the crime boss he has been tracking.
- 44m
- Directed by Alex O'Loughlin
- Written by David Wolkove and Matt JL Wheeler
Guest stars
- Ian Anthony Dale Adam Noshimuri
- Gonzalo Menendez Colin McNeal
- Christine Ko Jessie Nomura
- Joanna Christie Brooke Gardner
- Daniel Kaemon Ray Gardner
- Jimmy Buffett Frank Bama
- Claire van der Boom Rachel Hollander
- Stephen Meyers Paramedic
Episode 19Aohe 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 Repent)Aired April 6, 2018
A hitman, Leroy Davis, McGarrett’s father failed to arrest comes to McGarrett to finally confess his crimes and admit where he buried his victims. Also, Jessie makes a dangerous decision that could ruin Adam’s life.
- 43m
- Directed by Jennifer Lynch
- Written by Rob Hanning and Ashley Dizon
Guest stars
- Ian Anthony Dale Adam Noshimuri
- Gonzalo Menendez Colin McNeal
- Christine Ko Jessie Nomura
- Susan Park Noriko
- Frankie Faison Leroy Davis
- Ryan Bittle John McGarrett
- Dana Lee Mr. Kimura
- Thomas Q. Jones Young Leroy Davis
Episode 20He lokomaikaʻi ka manu o Kaiona (Kind Is the Bird of Kaiona)Aired April 13, 2018
Catherine Rollins recruits McGarrett and Jerry to help her track down a uranium deposit thought to be hidden on an abandoned Hawaiian island before a suspected terrorist can make dirty bombs with it. Also, when Junior falls and is trapped in a ravine, he reflects on his estranged relationship with his father.
- 44m
- Directed by Bryan Spicer
- Written by Sean O'Reilly and Rob Hanning
Guest stars
- Ian Anthony Dale Adam Noshimuri
- Michelle Borth Catherine Rollins
- Ma'a Tanuvasa Sheriff Marcus Kalawaia
- Dana Lee Mr. Kimura
- Louis Herthum CIA Agent Matt Harlow
- Mapuana Makia Dr. Royce
- Tracey Graves SFC. Rodriguez
- Lehi Makisi Falepapalangi Hunter #1 / Voice
Episode 21Ahuwale ka nane huna (The Answer to the Riddle Is Seen)Aired April 20, 2018
Harry Langford enlists McGarrett and Danny's help to track down Lady Sophie, a teenage British royal who has run away while under his protection. Also, Grover, Tani and Junior work a 25-year-old murder case after a mysterious Betamax tape arrives at 5-0 headquarters.
- 43m
- Directed by Eagle Egilsson
- Written by David Wolkove and Matt JL Wheeler
Guest stars
- Alana Boden Lady Sophie
- Kate Beahan Lady Helen
- Scott Speiser James Hollis
- Chris Vance Harry Langford
- Adam Scott Miller Travis
- Arienne Mandi Carlotta
- Adam Burnett Dean
- Camille Claire Senseman Blonde #1
Episode 22Kopi wale no i ka iʻa a ‘eu no ka ilo (Though the Fish Is Well Salted, the Maggots Crawl.)Aired April 27, 2018
Harry Five-0 must help Duke after he is forced to steal crucial evidence from the police locker in exchange for his kidnapped granddaughter. Also, Jerry goes undercover at a mental health facility in order to solve a murder.
- 42m
- Directed by Ruba Nadda
- Written by Rob Hanning
Guest stars
- Kunal Sharma Koa Rey
- Shi Ne Nielson Carrie Nakahara
- Cidni Romias Akela Nakahara
- Wes Cortez Mark
- Tongayi Chirisa Don
- Joanna Sotomura Mila
- Devin Ratray Harris Stubman
- Michael Hake Chris Kosaki / Dylan Shu
Episode 23Ka Hana a ka makua, o ka hana no ia a keiki (What Parents Do, Children Will Do)Aired May 4, 2018
McGarrett and Five-0 take on the mob when a former boss is killed and Junior's friend Cammy Lin is on the run after witnessing the hit.
- 42m
- Directed by Jim Jost
- Written by Peter M. Lenkov and Matt JL Wheeler
Guest stars
- Ian Anthony Dale Adam Noshimuri
- Cindy Chu Cammy Lin
- Karen Huie Mei Lin
- Bryce McBratnie Conor Boyle
- Randy Thompson Tommy Boyle
- James Hong Jin Leung
- Will Sasso Dr. Shaw
- Dann Seki Dr. Wei
Episode 24Ka lala kaukonakona haki ʻole I ka pa a ka makani Kona (The Tough Branch That Does Not Break in the Kona Gale)Aired May 11, 2018
McGarrett joins Junior and his SEAL Team on a high risk covert mission to capture an elusive target who is holding his mentor, Joe White, hostage. Also, Gerard Hirsch and Kamekona help Grover and Tani on a murder case involving masterpieces stolen by the Nazis during WWII and Tani makes a shocking discovery.
- 43m
- Directed by Krishna Rao
- Written by Alex O'Loughlin and Zoe Robyn
Guest stars
- Ma'a Tanuvasa Sheriff Marcus Kalawaia
- Terry O'Quinn Joe White
- Willie Garson Gerard Hirsch
- Stephen Paul Kaplan Mike
- James Beck Ethan
- Philip Anthony-Rodriguez Commander Parks
- Brad Kalilimoku Manti
- Tatum Shank Kurt Wagner
Episode 25Waiho wale kahiko (Ancients Exposed)Aired May 18, 2018
McGarrett and Five-0 discover a Russian spy ring hiding in plain sight on Oahu when a Russian nuclear attack submarine appears on the coast of Waikiki. Also, Tani is conflicted by her unnerving discovery at Adam's house.
- 43m
- Directed by Bryan Spicer
- Written by Eric Guggenheim and Peter M. Lenkov
Guest stars
- Kekoa Kekumano Nahele Huikala
- Costas Mandylor Vasili Shirokov
- David Meunier Nikolai Malkin
- Dennis Keiffer Yuri Petrov
- Shawn Mokuahi Garnett Flippa
- Joe Toro Lead Agent
- Rebecca Teresia Young Woman
- Joseph M. Rosen Monica's Teenage Daughter