Martin Sheen is featured in this episode that centers around Chin Ho Kelly, one of McGarrett s most trusted investigators

A Vietnam vet is revealed to be behind the kidnappings of several local children

McGarrett lands a big case when he discovers a fishing boat owner is smuggling gold bars into Hawaii

McGarrett wages a one-man battle to collect evidence that will prove to his sister- and the local authorities - that the doctor who treated his nephew is a fraud

The Five-0 team racess against time to find a ticking time bomb hidden by a Japanese mental patient determinded to carry out the mission he was assigned 28 years earlier

A psychology professor and disciple of Wo Fat is using the power of hypnosis to turn citizens into assassins

After the robe of King Kamehameha, one of Hawaii s most treasured symbols, is stolen, McGarrett traces the theft to a group of anti-establishment university students

The stakes are murderously high when a beach boy and a playboy vie for the attentions of a seductive heiress in a bizarre card game

To nail a local gangster for a murder, Steve must travel to Singapore to transport the witness to the crime an alluring woman who is tired of running from her past

After a kidnapped boy escapes his captors, the boy s father enlists the Five-0 squad to recover his ransom money from the extortionists