
Detective Steve McGarrett (Jack Lord) heads up Hawaii Five-O, a special division of the state police tasked with bringing down organized crime on the islands. The Five-O team works with local police from time to time on individual cases, and McGarrett's nemesis is crime kingpin Wo Fat. The show, which ran for 12 seasons during its original run, is famous for its catchphrase "Book 'em, Danno," said by McGarrett at the end of most episodes. The show's theme song, composed by Morton Stevens, became popular during the show's original run.
The threat of a diplomatic incident looms when a reporter (Luciana Paluzzi) refuses to reveal her source for a planned kidnapping.
Participants in a yachting race from California to Hawaii become the targets of a trio of mutineer-murderers.
Hired by a crime-syndicate chieftain, a jet-setter and his girlfriend (Zohra Lampert) scheme to discredit McGarrett.
A man who was wrongfully convicted of murdering his wealthy wife escapes from prison to prove his innocence.