

Hawaii Five-O
Season 4
TV-PG
The fourth season of Hawaii Five-O, an American television series, began September 14, 1971, and ended on March 7, 1972. It aired on CBS. The region 1 DVD was released on June 10, 2008.
Where to Watch Season 4
24 Episodes
- Highest Castle, Deepest GraveE1
Highest Castle, Deepest GraveTwo skeletons, a man and a woman killed ten years ago, are discovered. One of them comprise the remains of the former right-hand man of Mondrago, a prominent businessman. McGarrett concludes Mondrago is hiding something and may have killed his late wife and his former business associate. Mondrago is indeed hiding something, but not what it seems. The key to the mystery is Mondrago's daughter, who looks just like her late mother. - No Bottles... No Cans... No PeopleE2
No Bottles... No Cans... No PeopleMcGarrett must figure out how to get the goods on a mobster who is trying to clinch a mainland deal while murdering his enemies (including a past girlfriend) and putting them in an incinerator, which wipes out all traces of their existence -- or does it? - ...And I Want Some Candy And A Gun That ShootsE6
...And I Want Some Candy And A Gun That ShootsYoung Vietnam veteran and marksman Billy Shem Jr. buys a rifle under false pretences and proceeds to a bunker at Diamond Head. He then takes pot shots at the people on the road and then the police who arrive. McGarrett must neutralise the threat he poses by any means possible. - For A Million... Why Not?E8
For A Million... Why Not?A gang, led by the vicious Hawkins, is executing a plot to steal $6 million. The group includes a bank employee and an alienated, long-time employee of a trucking company. The plan results in multiple deaths. Dan Williams leads the Five-O investigation because McGarrett is having to testify at a trial on the "Big Island." - The Burning IceE9
The Burning IceThe wife of a wealthy doctor is shot to death. The physician seems to have a tight alibi while clues point to another man. But the more Five-O probes, the more the obvious turns out not to be. The suspect is arrested while trying to fence the dead woman's jewelry. But he was dying and had little motive to kill the woman. McGarrett & Co. need to dig deeper to find the truth. - A Matter Of Mutual ConcernE11
A Matter Of Mutual ConcernFrench McCoy, thug for a Miami mobster, turns up dead (stabbed in the chest) and mutilated (one of his pinkie fingers cut off). The mobster, known as "Big Uncle," was looking to move into Hawaii. One of four Hawaiian mobsters is responsible. McGarrett must figure out which one before a gangland war erupts. - Nine, Ten -- You're DeadE12
Nine, Ten -- You're DeadWilly Stone, a punch-drunk former boxer, attacks a young fighter for no apparent reason, breaking the younger man's hands. Edmonds, a Detroit hood, has invested much in the young boxer and is enraged when he finds out the boxer can never fight again. Five-O seeks to find Willy before Edmonds can extract his revenge. Meanwhile, Edmonds has summoned a hit man from the Mainland to kill Willy. - Bait Once, Bait TwiceE15
Bait Once, Bait TwiceA young woman goes onto a balcony in what is thought to be a suicide attempt. However, it is all a plot to lure her fiancée out into the open to kill him and prevent him from testifying against a mobster. After he has been liquidated, McGarrett must now try to prevent the woman from becoming the gang's next victim. - SkinheadE18
SkinheadA young woman is savagely beaten and raped outside a bar. The prime suspect is a bald headed soldier, with whom she was seen arguing inside the bar. The jury eventually convicts him based on the eyewitness testimony of a young mechanic who was at the bar that night. However, when his medical report comes back McGarrett begins to have doubts about whether or not he did it. - Cloth Of GoldE20
Cloth Of GoldAt a birthday party, the guest of honor suddenly suffocates after getting a card saying this is his last birthday. The dead man is one of three partners in a shady real estate business with a reputation for swindling its customers. Five-O's investigation intensifies after a second partner gets a similar threat. When the second partner turns up dead, McGarrett knows he is running out of time to solve the case. - Good Night, Baby - Time To Die!E21
Good Night, Baby - Time To Die!A convicted murderer escapes prison. He has been threatening a woman, spurring McGarrett to arrive at the woman's home with police officers. As the lawman arrives, the convict calls, telling the woman he will kill her by nightfall. While McGarrett guards the woman, he also probes to find out more about the circumstances that led to the man's conviction. It's clear that McGarrett believes there's more to the case than she has been telling.