September 11, 1973
1h
A amputee with no hands sets out to kill every police officer who contributed to his injury, and that includes Steve McGarrett.
September 18, 1973
1h
Murders are being committed seemingly at random every six weeks, and McGarrett is at a loss to understand the motives for these crimes. However, a newspaper may hold the answer.
September 25, 1973
1h
When a large amount of diseased rats are found on a boat with all the crew dead, Five-O must contend with an outbreak of bubonic plague.
October 2, 1973
1h
A family of white-trash mass killers arrive on Hawaii after wreaking a trail of devastation on the mainland, and McGarrett must catch them before they can do more damage on the islands.
October 9, 1973
1h
Buildings are being set on fire on Sundays, and a known firebug is the top suspect. However, McGarrett begins to think that others may be responsible.
October 16, 1973
1h
A corrupt federal agent who is tracking a man under indictment for tax evasion kills him for the $600,000 he is carrying, and then loses the money.
October 23, 1973
1h
The killing of an important pimp threatens an all out war between two competing vice empires.
October 30, 1973
1h
A string of five murders of wealthy men leads McGarrett to a crooked inheritance scheme.
November 6, 1973
1h
A glamorous woman sets up an opal smuggler so her accomplices can rob both the smuggler and a jewellery store at the same time.
November 13, 1973
1h
A dictator must evade a female assassin sent to kill him, one that looks just like his own daughter.
November 20, 1973
1h
McGarrett brings in a document expert to help him crack a case involving forged government securities, but he soon becomes suspicious of the expert as well.
November 27, 1973
1h
A nuclear scientist becomes involved in an extortion plot when a gang threaten to explode a small nuclear weapon somewhere in Honolulu.
December 4, 1973
1h
Harry Foxton, a gambler, is himself the subject of huge bets over what hour he will die. McGarrett must work out the gambler's complex relationships to get to the bottom of this case.
December 11, 1973
1h
A thief known for using sleight-of-hand is hired to steal a valuable nickel, but the coin ends up on a journey across many miles and through many hands.
December 18, 1973
1h
A mock military emergency leaves a bank open for a robbery, and Five-O must travel to the opposite side of Oahu to find out more in their investigation.
January 1, 1974
1h
An exciting surf beach is the location for a filming session, where a man catches a killer on camera.
January 8, 1974
1h
A pair of crooks team up with local criminals and use phony diamonds as bait to prey on wealthy male tourists. McGarrett and Five-O must shut off this sinister racket.
January 15, 1974
1h
A young man witnesses a murder, and finds himself and his family are now the killer's targets.
January 22, 1974
1h
The son of a Federal Narcotics officer becomes involved in a heroin refining operation.
January 29, 1974
1h
When a man is found dead with gold dust on him, McGarrett and his team must investigate where the stolen gold came from and how it is being bought onto the market.
February 5, 1974
1h
A series of rapes and murders occur, and the main suspect seems to be a police officer...
February 12, 1974
1h
A right-wing crackpot, Cord McKenzie, metes out 'justice' to people who have been found innocent on technicalities or released early. He thinks he is helping the police, but McGarrett thinks otherwise.
February 19, 1974
1h
While investigating a robbery and kidnapping, the trail of clues leads McGarrett and the team to an ocean liner with a deadly passenger.
February 26, 1974
1h
An aging jewel thief steals from rooms at Waikiki hotels, and taunts Five-O by leaving a trail of clues behind.
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