Hawaii Five-0 backdrop
Crime•Drama•Action & Adventure

The Best Episodes of Hawaii Five-0 Season 9

Every episode of Hawaii Five-0 Season 9 ranked from best to worst. Discover the Best Episodes of Hawaii Five-0 Season 9!

Binge this in 17h 55m•Peaking at 8.3/10

Steve McGarrett returns home to Oahu, in order to find his father's killer. The governor offers him the chance to run his own task force (Five-0). Steve's team is joined by Chin Ho Kelly, Danny

Airs on
CBS
BestEpisodes
WorstEpisodes
BestSeasons
AllEpisodes

Seasons10

All12345678910

Episode Rankings

  1. #1 Fan Favorite
    Hawaii Five-0 Season 9 Episode 25 - Hana Mao ʻole ka ua o Waianae (Endlessly Pours the Rain of Waianae)
    8.3/10(448 votes)

    S9:E25

    Five-0 continues to hunt down escaped criminal Aaron Wright before he can sell cyber-weapons to the highest bidder. Also, the lives of McGarrett and the team are put in danger when a visitor comes to headquarters to make amends.

    Director:Eagle Egilsson
    Writers:David Wolkove, Matt JL Wheeler

    Be the first to start the conversation for this episode

  2. Hawaii Five-0 Season 9 Episode 10 - Pio ke kukui, poʻele ka hale (When the Light Goes Out, the House Is Dark)
    8.2/10(551 votes)

    S9:E10

    After fighting off an assassin in his own home, McGarrett and Joe White flee to Montana to prepare for a battle against those exacting revenge for a past SEAL mission.

    Director:Gabriel Beristain
    Writer:Paul Grellong

    Be the first to start the conversation for this episode

  3. Hawaii Five-0 Season 9 Episode 12 - Ka hauli o ka mea hewa ʻole, he nalowale koke (A Bruise Inflicted on an Innocent Person Vanishes Quickly)
    8.1/10(505 votes)

    S9:E12

    MacGarrett and Five-0 support Danny and Rachel by determining what happened when gets into a life-threatening car accident and lands in critical condition. Also, Tani helps Koa when his rehab patient goes missing.

    Director:Roderick Davis
    Writer:Zoe Robyn

    Be the first to start the conversation for this episode

  4. Hawaii Five-0 Season 9 Episode 24 - Hewa ka lima (The Hand Is at Fault)
    8.0/10(403 votes)

    S9:E24

    Fugitive hacker Aaron Wright resurfaces to ask Five-0 for help when his co-workers at the NSA, which he has been working for, are all murdered. Also, Junior speaks at the parole hearing of the drunk driver who killed his sister.

    Director:Peter Weller
    Writers:Sean O'Reilly, Paul Grellong

    Be the first to start the conversation for this episode

  5. Hawaii Five-0 Season 9 Episode 11 - Hala i ke ala oʻiʻole Mai (Gone on the Road from Which There Is no Returning)
    7.9/10(525 votes)

    S9:E11

    Steve and Catherine are still reeling from the murder of one of their ohana and, along with Danny, Junior and some old friends, Harry Langford and Wade Gutches, hunt down the killer. Also, Tani and Grover investigate when a bag of human bones, discovered inside an abandoned storage locker, goes missing.

    Director:Carl Weathers
    Writers:David Wolkove, Matt JL Wheeler

    Be the first to start the conversation for this episode

  6. Hawaii Five-0 Season 9 Episode 15 - Hoʻopio ʻia e ka noho aliʻi a ka ua (Made Prisoner by the Reign of the Rain)
    7.9/10(460 votes)

    S9:E15

    As a dangerous hurricane hits Oahu, Five-0 is tasked with protecting El Diablo, a captured serial killer who is being hunted by an assassin. Also, Tani's civilian safety check during the storm turns deadly and Rachel and Charlie evacuate to Danny's house, where the ex-spouses reminisce.

    Director:Karen Gaviola
    Writer:Rob Hanning

    Be the first to start the conversation for this episode

    7. Trending NowTRENDING NOW

    The 20 BEST Episodes of Hawaii Five-0

    READ
  7. Hawaii Five-0 Season 9 Episode 20 - Ke ala o ka pu (Way of the Gun)
    7.9/10(466 votes)

    S9:E20

    Five-0 must locate a teen girl who purchased a gun from a junkie, and discover that the firearm, over the course of decades, has affected all of their lives.

    Director:David Straiton
    Writer:Paul Grellong

    Be the first to start the conversation for this episode

  8. Hawaii Five-0 Season 9 Episode 23 - Hoʻokahi no la o ka malihini (A Stranger Only for a Day)
    7.8/10(424 votes)

    S9:E23

    While McGarrett helps his visiting sister, Mary, spy on her shady neighbors, Five-0 investigates the murders of a ride-share driver and his passenger. Also, the team teases the youngest members of Five-0 when Junior escorts Tani to a wedding.

    Director:Gabriel Beristain
    Writer:Zoe Robyn

    Be the first to start the conversation for this episode

  9. Hawaii Five-0 Season 9 Episode 1 - Ka ʻowili ʻokaʻi (Cocoon)
    7.7/10(546 votes)

    S9:E1

    After Steve’s CIA agent friend is killed, McGarrett lets himself be captured by the group he thinks is responsible and endures a torturous sensory deprivation tank to find the killer. Also, Tani wrestles with whether or not she will tell McGarrett about the murder weapon she found at Adam’s house.

    Director:Bryan Spicer
    Writers:Peter M. Lenkov, Leonard Freeman

    Be the first to start the conversation for this episode

  10. Hawaii Five-0 Season 9 Episode 2 - Ke kanaka i hāʻule mai ka lewa mai (The Man Who Fell from the Sky)
    7.7/10(465 votes)

    S9:E2

    When a vacationing dad on a flight to Honolulu is kidnapped and forced to parachute mid-flight, Danny, Tani and Junior track him through the jungle to discover that he may not be who he seems. Also, McGarrett is threatened with a secret from his past.

    Director:Eagle Egilsson
    Writers:David Wolkove, Matt JL Wheeler

    Be the first to start the conversation for this episode

  11. Hawaii Five-0 Season 9 Episode 6 - Aia i Hi‘ikua, i Hi‘ialo (Is Borne on the Back, Is Borne in the Arms)
    7.6/10(479 votes)

    S9:E6

    McGarrett crosses the line and is arrested while investigating the death of his former SEAL buddy, who died while making an emergency landing on an aircraft carrier, and the only survivor is a baby. Also, Adam returns to Oahu with some devastating news about his marriage.

    Director:Peter Weller
    Writers:Rob Hanning, Paul Grellong

    Be the first to start the conversation for this episode

  12. Hawaii Five-0 Season 9 Episode 9 - Mai ka po mai ka ʻoiaʻiʻo (Truth Comes from the Night)
    7.6/10(469 votes)

    S9:E9

    A renowned urban vigilante is killed after making another citizen’s arrest, and Five-0 delves into the world of super heroes and comic books to find the killer. Also, Adam finally gets closer to finding out who killed his sister.

    Director:Brad Tanenbaum
    Writers:Ruth Fletcher, Christos N. Gage

    Be the first to start the conversation for this episode

  13. Hawaii Five-0 Season 9 Episode 16 - Hapai ke kuko, hanau ka hewa (When Covetousness is Conceived, Sin is Born)
    7.6/10(469 votes)

    S9:E16

    When the top salesperson for a beauty company/pyramid scheme is murdered, Five-0 sifts through a long list of possible suspects who would want her dead. Also, Adam befriends a homeless man estranged from his family.

    Director:Jerry Levine
    Writers:Talia Gonzalez, Bisanne Masoud

    Be the first to start the conversation for this episode

  14. Hawaii Five-0 Season 9 Episode 17 - Eʻao luʻau a kualima (Offer Young Taro Leaves To)
    7.6/10(471 votes)

    S9:E17

    Junior is torn between his duties as a member of Five-0 and his feelings for his former girlfriend when her new love, the father of her son, is one of the culprits in a bank-heist-turned-homicide.

    Director:Alex O'Loughlin
    Writers:David Wolkove, Matt JL Wheeler

    Be the first to start the conversation for this episode

  15. Hawaii Five-0 Season 9 Episode 18 - Ai no i ka ʻape he maneʻo no ko ka nuku (He Who Eats 'ape is Bound to Have His Mouth Itch)
    7.6/10(446 votes)

    S9:E18

    Tani and Junior go undercover at a gym to track down a deadly batch of steroids that’s killing users, before the drugs claim any more victims. Also, Danny and MacGarrett sub as bodyguards for Danny’s high maintenance ex-mother-in-law, Amanda Savage, a wildly famous romance novelist with whom he has never gotten along.

    Director:Eagle Egilsson
    Writers:David Wolkove, Matt JL Wheeler

    Be the first to start the conversation for this episode

  16. Hawaii Five-0 Season 9 Episode 21 - He kama na ka pueo (Offspring of an Owl)
    7.6/10(415 votes)

    S9:E21

    Five-0 investigates the murder of a man whose body may hold the key to a 20-year-old case involving a kidnapped girl whose father never stopped looking for her.

    Director:Jerry Levine
    Writers:David Wolkove, Matt JL Wheeler

    Be the first to start the conversation for this episode

  17. Hawaii Five-0 Season 9 Episode 4 - Aʻohe kio pohaku nalo i ke alo pali (On the Slope of the Cliff, Not One Jutting Rock Is Hidden from Sight)
    7.5/10(503 votes)

    S9:E4

    Jerry accompanies Junior as he escorts a fallen soldier home to Oahu. Also, McGarrett and Danny discover a dead body when they delve into the illegal and highly profitable black market for sand.

    Director:Ron Underwood
    Writers:Talia Gonzalez, Bisanne Masoud

    Be the first to start the conversation for this episode

  18. Hawaii Five-0 Season 9 Episode 5 - Aʻohe mea ʻimi a ka maka (Nothing More the Eyes to Search for)
    7.5/10(501 votes)

    S9:E5

    On Halloween, Jerry and his friends search his childhood camp for evidence to a murder he witnessed as a boy, while McGarrett investigates a little girl who drew pictures depicting the scene of a recent murder before it was discovered.

    Director:Elizabeth Allen Rosenbaum
    Writers:Sean O'Reilly, Zoe Robyn

    Be the first to start the conversation for this episode

  19. Hawaii Five-0 Season 9 Episode 13 - Ke iho mai nei ko luna (Those Above Are Descending)
    7.5/10(483 votes)

    S9:E13

    Adam, Junior and Tani travel to the bottom of the Pacific Ocean when a murder takes place in a remote underwater lab, and the killer may still be on board

    Director:Karen Gaviola
    Writers:Sean O'Reilly, Rob Hanning

    Be the first to start the conversation for this episode

  20. Hawaii Five-0 Season 9 Episode 22 - O ke kumu, o ka mana, hoʻopuka ʻia (The Teacher, The Pupil - Let It Come Forth)
    7.5/10(417 votes)

    S9:E22

    While Adam investigates the murder of an undercover FBI agent about to wed the daughter of a Yakuza leader, Noelani is held hostage and forced, along with her mentor Dr. Chu, to operate at gunpoint on a criminal.

    Director:Brad Turner
    Writers:Rob Hanning, Ashley Dizon

    Be the first to start the conversation for this episode

  21. Hawaii Five-0 Season 9 Episode 19 - Pupuhi ka heʻe o kai uli (The Octopus of the Deep Spews Its Ink)
    7.4/10(423 votes)

    S9:E19

    Five-0 investigate the murder of a window washer and find that the victim is actually a renowned street artist who may have a politically motivated bounty on his head. Also, Grover and Adam look into the murder of a gambler, and Junior helps his father when they are reminded of his sister’s death.

    Director:Maja Vrvilo
    Writers:Ruth Fletcher, Christos N. Gage

    Be the first to start the conversation for this episode

  22. Hawaii Five-0 Season 9 Episode 3 - Mimiki ke kai, ahuwale ka papa leho (When the Sea Draws Out the Tidal Wave, the Rocks Where the Cowries Hide Are Exposed)
    7.1/10(507 votes)

    S9:E3

    Crime spikes when a heat wave hits Oahu, causing McGarrett and Danny to hunt down a bank thief, and Tani and Junior's car is stolen while they're on duty. Also, Grover plays the golf game of a lifetime, and Kamekona incites a riot by price-gouging on his shave ice.

    Director:Antonio Negret
    Writer:Rob Hanning

    Be the first to start the conversation for this episode

  23. Hawaii Five-0 Season 9 Episode 7 - Pua aʻe la ka uwahi o ka moe (The Smoke Seen in the Dream Now Rises)
    7.1/10(571 votes)

    S9:E7

    McGarrett investigates a cold case from the 1940s, one that his grandfather and the famous Honolulu detective Chang Apana worked on, and he tries to deduce how the case could have been solved. Also, McGarrett and Danny get ready for the opening of their restaurant.

    Director:Bryan Spicer
    Writers:David Wolkove, Matt JL Wheeler

    Be the first to start the conversation for this episode

  24. Hawaii Five-0 Season 9 Episode 8 - Lele pu na manu like (Birds of a Feather)
    7.0/10(544 votes)

    S9:E8

    Thanksgiving brings Grover’s parents and brother Percy Jr. to Oahu for a visit tainted by sibling rivalry, and Five-0 investigates a thief who is crushed to death by an empty safe.

    Director:Carlos Bernard
    Writer:Chi McBride

    Be the first to start the conversation for this episode

  25. Hawaii Five-0 Season 9 Episode 14 - Ikiiki i ka la o Keawalua (Depressed with the Heat of Kealwalua)
    6.7/10(625 votes)

    S9:E14

    While investigating Flippa’s friend’s murder, McGarrett and Grover uncover a deadly plan by an extremist group on the Island. Also, Grover has an emotional reaction to the case.

    Director:Peter Weller
    Writer:Paul Grellong

    Be the first to start the conversation for this episode

Season 9 Ratings Summary

"Hana Mao ʻole ka ua o Waianae (Endlessly Pours the Rain of Waianae)" is the best rated episode of "Hawaii Five-0" season 9. It scored 8.3/10 based on 448 votes. Directed by Eagle Egilsson and written by David Wolkove, Matt JL Wheeler, it aired on 5/17/2019. This episode is rated 0.1 points higher than the second-best, "Pio ke kukui, poʻele ka hale (When the Light Goes Out, the House Is Dark)".