McGarrett investigates three wives of men killed in Vietnam die after collecting their husbands' G.I. insurance.
A Japanese man who believes that it's 1941 returns to Hawaii to complete his mission to destroy Pearl Harbor.
Agents of the People's Republic of China use a false tidal-wave forecast to mask the kidnapping of a scientist.
A middle-aged salesman from a small town witnesses the murder of a prostitute by a mobster, but refuses to testify.
Members of a small, foreign guerrilla force burglarise an armoury to steal weapons for a revolution in their country.
A radical Maoist attending college in Hawaii is found dead as evidence links him with a Chinese intelligence operation.
Jack Lord
Det. Steve McGarrett
James MacArthur
Danny Williams
Kam Fong
Chin Ho
Al Harrington
Actor
Herman Wedemeyer