Thu, Jan 6, 1977
After a young woman has died from a drug overdose, Johnny Kling moves to avenge the death by killing those who sold and distributed the drugs. Kling performs the killings in such a way to evoke scenes from old movies. For his final target, he intends to copy the explosive ending from "White Heat."
Thu, Jan 13, 1977
McGarrett has been dating a fashion designer named Cathi Ryan. He receives an urgent telephone call from her one afternoon, and arrives at her house to find her apparently having just been killed. Then he is hit on the back of the head, and awakens to find neither the telephone nor his police radio working. He manages to report the crime, but then discovers that there are a number of clues suggesting either that he committed the crime -- or that he has been the victim of an elaborate plot to frame him for murder.
Thu, Jan 20, 1977
Because the country of Japan has very strong restrictions on handguns, smugglers can turn huge profits by buying or stealing them in Hawaii and seeking them on the Tokyo black market. A Tokyo police officer, who narrowly escaped an assassination attempt on the Tokyo street and picked up the assailant's weapon, traces it to Honolulu. He arrives there and tells McGarrett of his find, and the two of them form a task force to find the leaders of a Hawaiian smuggling ring.
Thu, Feb 3, 1977
Officer Sandi Welles has a younger brother Mike, of whom she is VERY protective. This is with good reason, as Mike is a chronic gambler fighting a losing battle with addiction and heavily in debt. Mike sneaks into an illegal casino which is then raided by the police. As Mike flees on foot, he is stopped by a police sergeant. A mobster fleeing the scene in his car runs over the police sergeant, who is fatally injured. Mike runs away as McGarrett and his team arrive on the scene. Mike does not want to let Sandi know that he has relapsed into his old gambling habits, so he contacts the mobster and demands hush money to cover his debts. The mobster agrees, but then goes after Mike to silence him.
Thu, Feb 17, 1977
A retired chemical engineer, after fighting City Hall and the state government over the proposed demolition of his housing complex for the elderly, wears a bomb into a Jimmy Borges concert and demands that the Governor cut through the red tape -- but doesn't count on the psycho girlfriend of a mobster about to be shipped to the mainland crashing the party and taking HIM hostage. This episode features Richard Denning in a larger-than-usual role and is the only acting role for director Sutton Roley, who appears at the beginning as the judge signing the extradition order.
Thu, Feb 24, 1977
Two inept criminals trying to make some quick money kidnap a famous singer and spirit her off in a boat - but the boat is caught in a violent storm. It wrecks on the north coast of Kauai. The coastline there is known as the Na Pali Cliff region; it is very rugged country with no roads and only a few trails. The kidnappers survive the wreck, they learn that the boat has been reported missing and is presumed destroyed. To avoid losing out on the half-million-dollar ransom, the kidnappers engage the help of a local nature lover. He directs them to a general store where they can make a telephone call to the singer's manager, to demand the ransom payment. Danno is familiar with the area, he has surfed there. He goes to the cliffs area to find out where the kidnappers are hiding. After trekking through the rough terrain, Danno, McGarrett, and Chen confront the kidnappers.
Thu, Mar 3, 1977
A mainland mobster arrives in the Islands planning to buy a semi-pro football team and skim the profits. When his brother, who has lived in Hawaii for some years, warns him that "they do things differently here," the mobster sneers: "This place is just Cleveland with coconuts!" Big mistake. McGarrett puts surveillance people on the mobster's trail and tells them to make the surveillance so obvious that anyone the mobster tries to threaten can just point to the cops and laugh in the mobster's face (sometimes the trackers do it too). The mobster tries to bribe Chin Ho and winds up with a lovely thank-you letter from the charity Chin donated the check to. And on and on and on, until the mobster brings in a hired gun to go after McGarrett, then gets hold of a weapon and tries to finish the job himself. Finally the mobster, having lapsed into diabetic shock and been admitted to McGarrett's hospital, fakes a fire alarm to get into McGarrett's room and shoots his "body" on the bed -- only to have the lights come on and McGarrett (who was propped up in a closet) tell him that Five-O "made" him with one look at his MedicAlert bracelet.
Thu, Mar 17, 1977
A year after a Soviet submarine was sunk near Hawaii, pieces of what appear to be key components of the sub's computer begin washing ashore. McGarrett suspects that devices have been planted to sabotage other parts of the sub's computer that were already in the hands of the U.S. government - but cantankerous scientist Grant Ormsbee insists upon going ahead with testing of the components despite McGarett's concerns.
Thu, Mar 24, 1977
With Five-O on the verge of a major crackdown on illegal gambling, McGarrett is approached by Susie Wainane, an old friend now in college in California. She has returned to Hawaii over concerns that her brother, Billy, who worked as a rider in a Hawaiian rodeo, seems to have disappeared. McGarrett agrees to assist her in investigating Billy's disappearance - and finds that everyone he questions at the rodeo seems oddly reluctant to discuss the Billy's whereabouts.
Thu, Mar 31, 1977
Sunny Mandell, a teenage runaway, holes up in Honolulu with a man who helped her back in Los Angeles. But the helpful man is a gangster with a grudge against Sunny's father, a Los Angeles cop who sent him to a California prison. The gangster takes Sunny to a hotel where he murders an associate and forces Sunny to take hold of the murder weapon, leaving her fingerprints on it. Sunny's father has meanwhile arrived in Honolulu and consulted with McGarrett about the connection. With the unlikely help of a Peeping Tom who witnessed the murder with his telescope, they clear Sunny of the murder but can't find her - she ditched the killer and went panhandling on the streets, where the leader of a weird cult found her and offered her refuge in the cult's group home while indoctrinating her. It becomes a race against time and a battle of wills as McGarrett, the cult leader and the murderer all compete to get Sunny under his control.
Thu, May 5, 1977
After an attempt to hijack an Army vehicle carrying M-16 vehicles goes awry, an arms dealer and his underlings recognize that the bases and transports with small arms will be more heavily guarded. But then one of his men gets an idea how to get onto an Army base using an unorthodox approach -- when two men slip into the penthouse of a hotel and make off with King Kamehameha's golden feathered cape -- using a hang-glider.
Thu, Sep 15, 1977
A member of a Northern Irish splinter terrorist group disguises himself as a priest in order to buy weapons and bombs in Hawaii. He meets a gullible Catholic United Ireland supporter and uses her as a pawn to finance his buys and witness his murder of the supplier, all the while muttering platitudes in her ear to conceal the fact that his group has been disavowed by the IRA and is dedicated to causing as much mayhem in Northern Ireland as possible -- such as blowing up a school bus full of children.
Thu, Sep 22, 1977
When the first mate of a cargo ship abruptly hijacks his own vessel, leading to the murder of a crew member and several woundings, McGarrett begins to suspect the oily shipping-company boss of possibly ordering the hijacking and apparent subsequent scuttling of the ship to keep its real cargo -- intercontinental ballistic missiles he is selling to the highest bidder -- secret.
Thu, Sep 29, 1977
Over McGarrett's strong objections, the Governor orders him to allow Terri O'Brien, a reporter for a popular new weekly magazine, to shadow him and the other members of Five-O for a story about their organization. As O'Brien follows the developments of the kidnapping of a scientist's two children, she becomes convinced that McGarrett has rushed to judge the culpability of a bus driver accused of the crime. Even as she argues with McGarrett about his decisions in the case, O'Brien begins to investigate the case on her own.
Thu, Oct 13, 1977
A music-loving rookie cop frequents a record store next to a bank. What he doesn't know is that the music-store owner and three henchmen are tunneling into the bank through a shared basement. After one of the thugs is killed in a cave-in, the remaining thieves "invite" the cop to a party where an old friend is busy making book via telephone, and then call HPD to bust the cop on departmental corruption charges to get him out of the way. McGarrett goes to bat for the cop against a relentless Internal Affairs captain, and is clued in to the bank heist after one of the thugs kills a potential informant.
Thu, Oct 20, 1977
McGarrett and company are called in when an archaeological dig on The Big Island reveals secret tunnels headed underneath the ocean, which could lead to the grave of King Kamehameha I. Or at least somebody believes so, donning a royal robe and mask to frighten off -- and later kill -- two members of the archaeological dig.
Thu, Oct 27, 1977
An ex-cop who's a recovering alcoholic returns to Hawaii after a long stint on the mainland in order to make amends to McGarrett (the "ninth step" of Alcoholics Anonymous) -- he was drunk on duty and failed to stop an armored-car heist which led to the theft of a fortune and the death of the car's driver. But McGarrett discovers that the cop's drink was drugged in advance by the thieves and their accomplice (the ex-cop's ex-girlfriend) -- and they are planning still another heist to replace the money, lost in a car explosion at the beginning of the show. When the disgraced cop launches an investigation of his own, he puts his life in grave danger.
Thu, Nov 10, 1977
A crusading journalist is murdered, and McGarrett suspects that the killing was ordered by Frank Devlin, a sleazy real estate developer from the mainland, who was the target of a series of articles by the journalist. McGarrett focuses his attention on Richard Royce, a down-on-his-luck former astronaut who has gone to work for Devlin to help generate interest in Devlin's new Hawaiian subdivision. Royce gradually comes to suspect that Devlin might just have been capable of murder -- especially when another person whose land Devlin wants also ends up dead.
Thu, Nov 17, 1977
When a Soviet tennis team visits Hawaii, a young female star decides to defect in order to be with her American boyfriend. What she doesn't know is that just before she made a break for it, one of her teammates brained a KGB man with a wrench over a diamond-smuggling operation, and now both she and her boyfriend are patsies in the murder and face far sterner justice than Hawaii can offer if they are captured.
Thu, Dec 8, 1977
A Soviet spy ring, led by a murderous femme fatale posing as a nurse to get sodium pentathol for truth serum, kidnaps an engineer on a nuclear sub and replaces him with a lookalike (Dale Robinette plays both roles), who is assigned to learn all he can about the sub and pass it on to the real engineer, who will then be taken to Moscow and grilled by the KGB.
Thu, Dec 22, 1977
Some kids steal an ambulance, one of the attendants tries to stop them but is struck. One of the kids wants to go back and help the man but they keep on going. When they reach their destination the one who wanted to go back is upset, saying that no one was suppose to get hurt. That's when he walks off and a couple of them follow him. He goes to the Iolani Palace and one of them tries to talk him out what he is thinking but his mind is made that's when he is shot. Steve is upset. Later they put their plan in motion, wherein two of them go to a weather monitoring station and make the one there announce a Tsunami is coming. And that's when the island is in an uproar. That's when the rest rob a jewelry store. Steve upon learning the whole thing's a hoax and help but wonder if it and the dead young man are connected.