Hawaii Five-0 Season 9 Episodes - Watch on Paramount+

Episode Guide

Season 9

Episode Guide

Hawaii Five-0 : Ka 'owili'oka'i (Cocoon)'

Ka 'owili'oka'i (Cocoon)

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.

Hawaii Five-0 : Ke kanaka i ha'ule mai ka lewa mai (The Man Who Fell From the Sky)'

Ke kanaka i ha'ule mai ka lewa mai (The Man Who Fell From the Sky)

S9 E2

When a vacationing dad on a flight to Honolulu is kidnapped and force to parachute mid-flight, Danny, Tani and Junior track him through the jungle to discover that he may not be who he seems.

Hawaii Five-0 : Mimiki ke kai, ahuwale ka papa leho (When the sea draws out the tidal wave, the rocks where the cowries hide are exposed)'

Mimiki ke kai, ahuwale ka papa leho (When the sea draws out the tidal wave, the rocks where the cowries hide are exposed)

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.

Hawaii Five-0 : A'ohe kio pohaku nalo i ke alo pali (On the slope of the cliff, not one jutting rock is hidden from sight)'

A'ohe kio pohaku nalo i ke alo pali (On the slope of the cliff, not one jutting rock is hidden from sight)

S9 E4

Jerry accompanies Junior as he escorts a fallen soldier home to Oahu.

Hawaii Five-0 : A'ohe mea 'imi a ka maka (Nothing More for the Eyes to Search For)'

A'ohe mea 'imi a ka maka (Nothing More for the Eyes to Search For)

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.

Hawaii Five-0 : Aia i Hi'ikua; i Hi'ialo (Is borne on the back; is borne in the arms)'

Aia i Hi'ikua; i Hi'ialo (Is borne on the back; is borne in the arms)

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.

Hawaii Five-0 : Pua a'e la ka uwahi o ka moe (The SmokeSeen in the Dream Now Rises)'

Pua a'e la ka uwahi o ka moe (The SmokeSeen in the Dream Now Rises)

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.

Hawaii Five-0 : Lele pu na manu like (Birds of a Feather)'

Lele pu na manu like (Birds of a Feather)

S9 E8

Thanksgiving brings Grover's parents (guest stars Louis Gossett Jr. and Gladys Knight) and brother Percy, Jr. (Clifton Powel) to Oahu for a visit tainted by sibling rivalry, and Five-0 investigates a thief who is crushed to death by an empty safe.

Hawaii Five-0 : Mai ka po mai ka 'oia'i'o (Truth Comes from the Night)'

Mai ka po mai ka 'oia'i'o (Truth Comes from the Night)

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.

Hawaii Five-0 : Pio ke kukui, po'ele ka hale (When the Light Goes Out, the House is Dark)'

Pio ke kukui, po'ele ka hale (When the Light Goes Out, the House is Dark)

S9 E10

After fighting off an assassin in his own home, McGarrett and Joe White (guest star Terry O'Quinn) flee to Montana to prepare for a battle against those exacting revenge for a past SEAL mission.

Hawaii Five-0 : Hala i ke ala o'i'ole mai (Gone on the road from which there is no returning)'

Hala i ke ala o'i'ole mai (Gone on the road from which there is no returning)

S9 E11

Still reeling from the murder of one of their ohana, Steve and Catherine, along with Danny, Junior and some old friends, Harry Langford and Wade Gutches, hunt down the killer.

Hawaii Five-0 : Ka hauli o ka mea hewa 'ole, he nalowale koke (A bruise inflicted on an innocent person vanishes quickly)'

Ka hauli o ka mea hewa 'ole, he nalowale koke (A bruise inflicted on an innocent person vanishes quickly)

S9 E12

MacGarrett and Five-0 support Danny and Rachel (Claire van der Boom) by determining what happened when Grace (Teilor Grubbs) gets into a life-threatening car accident and lands in critical condition.

Hawaii Five-0 : Ke iho mai nei ko luna (Those above are descending)'

Ke iho mai nei ko luna (Those above are descending)

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.

Hawaii Five-0 : Ikiiki i ka la o Keawalua (Depressed with the heat of Kealwalua)'

Ikiiki i ka la o Keawalua (Depressed with the heat of Kealwalua)

S9 E14

While investigating Flippa's friend's murder, McGarrett and Grover uncover a deadly plan by an extremist group on the Island.

Hawaii Five-0 : Ho'opio 'ia e ka noho ali'i a ka ua (Made prisoner by the reign of the rain)'

Ho'opio 'ia e ka noho ali'i a ka ua (Made prisoner by the reign of the rain)

S9 E15

As a dangerous hurricane hits Oahu, Five-0 is tasked with protecting El Diablo (Raoul Trujillo), a captured serial killer who is being hunted by an assassin.

Hawaii Five-0 : Hapai ke kuko, hanau ka hewa (When covetousness is conceived, sin is born)'

Hapai ke kuko, hanau ka hewa (When covetousness is conceived, sin is born)

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.

Hawaii Five-0 : E'ao lu'au a kualima (Offer young taro leaves to)'

E'ao lu'au a kualima (Offer young taro leaves to)

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.

Hawaii Five-0 : Ai no i ka 'ape he mane'o no ko ka nuku (He who eats 'ape is bound to have his mouth itch)'

Ai no i ka 'ape he mane'o no ko ka nuku (He who eats 'ape is bound to have his mouth itch)

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.

Hawaii Five-0 : Pupuhi ka he'e o kai uli (The Octopus of the Deep Spews its Ink)'

Pupuhi ka he'e o kai uli (The Octopus of the Deep Spews its Ink)

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.

Hawaii Five-0 : Ke ala o ka pu (Way of the gun)'

Ke ala o ka pu (Way of the gun)

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

Hawaii Five-0 : He kama na ka pueo (Offspring of an Owl)'

He kama na ka pueo (Offspring of an Owl)

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.

Hawaii Five-0 : O ke kumu, o ka mana, ho'opuka 'ia (The teacher, the pupil - let it come forth)'

O ke kumu, o ka mana, ho'opuka 'ia (The teacher, the pupil - let it come forth)

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 (Page Leong), to operate at gunpoint on a criminal.

Hawaii Five-0 : Ho'okahi no la o ka malihini (A stranger only for a day)'

Ho'okahi no la o ka malihini (A stranger only for a day)

S9 E23

While McGarrett helps his visiting sister, Mary (Taryn Manning), spy on her shady neighbors, Five-0 investigates the murders of a ride-share driver and his passenger.

Hawaii Five-0 : Hewa ka lima (The hand is at fault)'

Hewa ka lima (The hand is at fault)

S9 E24

Fugitive hacker Aaron Wright (Joey Lawrence) resurfaces to ask Five-0 for help when his co-workers at the NSA, which he has been working for, are all murdered.

Hawaii Five-0 : Hana Mao 'ole ka ua o Waianae (Endlessly Pours the Rain of Waianae)'

Hana Mao 'ole ka ua o Waianae (Endlessly Pours the Rain of Waianae)

S9 E25

Five-0 continues to hunt down escaped criminal Aaron Wright (Joey Lawrence) before he can sell cyber-weapons to the highest bidder.