September 16, 1970 • 1h
Five-O must act swiftly when the daughter of a top neurosurgeon is kidnapped by Wo Fat in order to make the surgeon operate on a w...Read more
September 23, 1970 • 1h
Singer Eadie Jordan has not only a comeback concert to perform, but also a serious heroin addiction. Poisoned heroin is being pedd...Read more
September 30, 1970 • 1h
Dr. Lemira, an opposition leader for Greece, is living in exile in Hawaii, but Klaus Marberg is sent to assassinate him. His plan ...Read more
October 7, 1970 • 1h
When a lawyer is murdered, his wife becomes the top suspect and McGarrett investigates. However, matters are complicated by the fa...Read more
October 14, 1970 • 1h
Shortly after giving a recital, the violin of a visiting Russian virtuoso is stolen, and McGarrett must retrieve it before the the...Read more
October 21, 1970 • 1h
Five-O's efforts to rescue a young boy from kidnappers go wrong when Kono is captured and beaten. An angry McGarrett must work out...Read more
October 28, 1970 • 1h
When a ruthless businessman is blown up in a boat explosion, Five-O has many suspects to choose from, and they use psychological m...Read more
November 4, 1970 • 1h
A Japanese computer research company executive is recognised by a veteran as his former captor in a Phillippine prison camp in World War II.
November 11, 1970 • 1h
The hitman sent to kill the witness to a two year old murder instead falls in love with her and McGarrett and the team must lead t...Read more
November 18, 1970 • 1h
Five-O search for the criminals who have set up Hawaiian singer and ecologist Jimmy Nuanu as the fall guy for a sewage plant bombing.
November 25, 1970 • 1h
McGarrett and company must pit their wits against a veteran thief and robber who leaves Monopoly money at the scene of his crimes.
December 2, 1970 • 1h
Dan Williams's fiancee is murdered by a strangler who writes poetry in lipstick on his victims' legs. Danno resolves to catch the ...Read more
December 9, 1970 • 1h
McGarrett must apprehend two abductors who are on the run with the proceeds of their crime in order to protect the lives of their co-conspirators.
December 16, 1970 • 1h
When a convicted murderer, Harry Kellem, hears a dying man say he committed the crime that Kellem was jailed for, he takes a docto...Read more
December 30, 1970 • 1h
A cowboy fears the loss of his land to a crooked estate agent and accidentally kills him by hitting him. McGarrett and his team mu...Read more
January 6, 1971 • 1h
An electronics genius is busted out of prison so he can mastermind a massive robbery of diamonds from the Honolulu Diamond Exchange.
January 13, 1971 • 1h
Five-O investigates the death of Vietnam hero Jack Rigney, who fell from a balcony. His father is a World War II veteran, but his ...Read more
January 27, 1971 • 1h
Wo Fat and other top international agents converge on Hawaii to place bids on printing plates for twenty dollar bills, which are i...Read more
February 3, 1971 • 1h
Five-O must deal with treason, murder and double-crosses in order to solve the case and prevent the U.S. from being flooded by fake currency.
February 10, 1971 • 1h
The wife of an arms dealer is kidnapped by revolutionaries who want the guns diverted from their original destination, but the arm...Read more
February 17, 1971 • 1h
The wife of a convicted man fakes evidence in a new crime so that McGarrett will have to re-open her husband's case.
February 24, 1971 • 1h
Danno's past comes back to haunt him when the brother of a young boy he shot is released and wants revenge. The brother takes Chin...Read more
March 3, 1971 • 1h
A baseball player, Lon Phillips, brings his backward son to Hawaii to escape threats on his life on the mainland.
March 10, 1971 • 1h
The son of the baseball player becomes the vital witness in a murder, but he is reluctant to tell either his father or Five-O of the crime.