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Season guide

Hawaii Five-O: Season 2

25 episodes Premiered Sep 24, 1969 Updated Nov 6, 2026

The second season of the American police procedural drama series Hawaii Five-O aired on the CBS network. The season premiered on September 24, 1969, and concluded on March 11, 1970. Produced by CBS Productions and Leonard Freeman, the series is set in Hawaii and follows the operations of a special state police unit. Detective Lieutenant Steve McGarrett, portrayed by Jack Lord, serves as the head of this unit. The nar

Previously on Hawaii Five-O

Season 2 Lore Primer

Key plot threads, lore context, and character stakes you need to remember before diving into this season.

  • ⚡ Hawaii Five-O is an American police procedural drama series produced by CBS Productions and Leonard Freeman.
  • ⚡ The series is set in the state of Hawaii and focuses on the activities of a special state police unit.
  • ⚡ Detective Lieutenant Steve McGarrett, played by Jack Lord, serves as the head of the special state police unit.
  • ⚡ The series originally aired for 12 seasons, beginning in 1968 and continuing through 1980.
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Season overview

The second season of the American police procedural drama series Hawaii Five-O aired on the CBS network. The season premiered on September 24, 1969, and concluded on March 11, 1970. Produced by CBS Productions and Leonard Freeman, the series is set in Hawaii and follows the operations of a special state police unit. Detective Lieutenant Steve McGarrett, portrayed by Jack Lord, serves as the head of this unit. The narrative continues the established format of the series, which originally ran for 12 seasons between 1968 and 1980. The second season was later made available for home viewing through a region 1 DVD release on July 31, 2007. As a police procedural, the program focuses on the investigative work conducted by the special state police team led by McGarrett. The series remains known for its long-running broadcast history and its continued presence in television reruns. The production maintains the core premise of the special unit tasked with maintaining law and order within the Hawaiian islands, building upon the foundation established during the show's initial season.

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Season 2 Episodes

Episode Guide

🛡️ SPOILER SHIELD

Season 2 Progress Shield

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Binge Efficiency Engine

Season 2: Filler vs. Essential Canon

Filter episodes by narrative weight. Focus on essential mytharc and skip standalone side quests.

24%
76%
Mytharc (6): Crucial lore & season climaxes
Core (19): Character development & subplots
Side Quest (0): Standalone / filler
S2·E1 Mytharc

A Thousand Pardons -- You're Dead!

Sep 24, 1969 · 50 min

An army sergeant and a office worker have a scam in which they use bar girls to claim G.I. widow benefits, and then murder them to take the cash. McGarrett and company must use the

S2·E2 Core

To Hell With Babe Ruth

Oct 1, 1969 · 51 min

A Japanese World War II veteran, Yoshio Nagata, escapes from a mental hospital and tries to carry out his wartime orders to blow up a refinery.

S2·E3 Core

Forty Feet High And It Kills!

Oct 8, 1969 · 51 min

A tsunami warning is called and a geneticist is evacuated from a conference. He is then kidnapped under the orders of Wo Fat, but he uses his diabetic medical condition as a ploy t

S2·E4 Core

Just Lucky, I Guess

Oct 15, 1969 · 51 min

A middle-aged mainland hardware salesman uses a prostitute, and then witnesses her murder by a mobster. He refuses to testify because of the damage to his reputation and that he do

S2·E5 Core

Savage Sunday

Oct 22, 1969 · 51 min

McGarrett must interrupt his Sunday to deal with both terrorists and politics when a revolutionary group steal guns from a barracks for their overseas cause.

S2·E6 Core

A Bullet For McGarrett

Oct 29, 1969 · 51 min

A university professor, Dr. Paul Farrar, is using hypnosis to programme students into becoming assassins. McGarrett uses a policewoman as bait for Dr. Farrar, but the plan goes wro

S2·E7 Core

Sweet Terror

Nov 5, 1969 · 51 min

McGarrett must counter a threat by international terrorist Erich Stoss to use a fungus to wipe out Hawaii's sugar cane, half of the world's supply.

S2·E8 Core

King Kamehameha Blues

Nov 12, 1969 · 51 min

Four university students hatch a plot to steal the robes of King Kamehameha, and McGarrett and the team must apply pressure to the gang's weak point to retrieve the robes and catch

S2·E9 Core

The Singapore File

Nov 19, 1969 · 51 min

McGarrett gets a phone call from Singapore and goes to rescue Nicole Wylie, a witness who has changed her mind and wants to testify. However, the pair must face many dangers on the

S2·E10 Core

All The King's Horses

Nov 26, 1969 · 51 min

An assassination attempt on a prominent politician, Charles Irwin, leads Five-O to Mike Finney, a former racketeer who has been clean for nine years. However, Finney insists he is

S2·E11 Core

Leopard On The Rock

Dec 3, 1969 · 51 min

When a dictator's plane is diverted to Hawaii as part of a plan to kill him, McGarrett must deal with the complex politics of the situation and protect the hated leader.

S2·E12 Core

The Devil And Mr. Frog

Dec 10, 1969 · 51 min

When a young son of a businessman escapes from captivity by ‘The Devil' and ‘Mr. Frog', Five-O must recover the $300,000 ransom money that the desperate father paid.

S2·E13 Core

The Joker's Wild, Man, Wild!

Dec 17, 1969 · 51 min

Two young men play an increasingly dangerous and deadly game for the attentions of a beautiful but spoiled heiress, who plays them off against each other.

S2·E14 Core

Which Way Did They Go?

Dec 24, 1969 · 51 min

A career criminal, Connors, fools McGarrett and the team into protecting the wrong bank, and robs a nearby one, taking the wife of the manager hostage. Things turn ugly when one of

S2·E15 Core

Blind Tiger

Dec 31, 1969 · 51 min

McGarrett gets a surprise birthday party, but when he goes to pack the presents in his car, it explodes and blinds him. Danno, Chin Ho and Kono must work to catch those responsible

S2·E16 Mytharc

Bored, She Hung Herself

Jan 7, 1970 · 60 min

Don Miles, a health freak, uses a hanging-type exercise to promote his wellbeing, but his girlfriend Wanda tries it, and seemingly dies in the attempt. However, all is not what it

S2·E17 Core

Run, Johnny, Run

Jan 14, 1970 · 50 min

Two military policeman spot John Mala, a man who McGarrett has helped in the past, but who has gone AWOL. One of the policemen is shot, and tensions rise as Five-O and the army pol

S2·E18 Core

Killer Bee

Jan 21, 1970 · 51 min

A psychiatric worker, George Loomis, is trying to drive a fellow Vietnam veteran Ted Frazer crazy in order to cover up the fact that he massacred his own platoon during an action.

S2·E19 Mytharc

The One With The Gun

Jan 28, 1970 · 51 min

Peter Corman is murdered during a game of poker, and his brother Lorenzo arrives in Hawaii for revenge. McGarrett must work out what happened and prevent Lorenzo from carrying out

S2·E20 Core

Cry, Lie

Feb 4, 1970 · 51 min

Chin Ho is accused of bribery, and cannot provide alibis for the nights in question. Worse, he is called to the middle of nowhere for a set-up. Chin's position is threatened, and t

S2·E21 Mytharc

Most Likely To Murder

Feb 11, 1970 · 51 min

Lew Morgan and his wife are friends of Danno, but she is murdered, and Morgan sets out to find the culprit. However, his wife seems to be hiding secrets that may have caused her de

S2·E22 Core

Nightmare Road

Feb 18, 1970 · 50 min

A research scientist, Dr. Royce, is set up by revolutionaries to be transported away from the islands in a submarine. McGarrett must stop this from happening and also has to conten

S2·E23 Core

Three Dead Cows At Makapuu (1)

Feb 25, 1970 · 51 min

Dr. Alexander Kline, a biological scientist, views his work as evil, and to prove it, he plans to unleash a deadly germ that would kill thousands. Three dead cows lead McGarrett on

S2·E24 Mytharc

Three Dead Cows At Makapuu (2)

Mar 4, 1970 · 51 min

Dr. Kline's deadly toxin is lost, he is having second thoughts about his plan, and McGarrett has to find the vial before it disintegrates and poisons the whole island. Already the

S2·E25 Mytharc

Kiss The Queen Goodbye

Mar 11, 1970 · 51 min

Camilla Carver, a con-artist, blackmails a politician to take her to an event where she can steal the priceless Queen of Polynesia emerald and swap it for a fake. However, McGarret

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