McGarrett investigates the death of a friend when it becomes apparent that the man did not drown as was commonly believed.
McGarrett's investigation of an old friend's drowning points to a foreign ship moored in a Hawaiian harbour.
The Hawaiian governor assigns McGarrett to break a ring of con artists swindling visiting rich widows.
An official's death involves strange clues, including a woman with a camera and a man with a briefcase.
A publicity stunt by a young rock singer to stage his own kidnapping backfires when ransom is offered.
McGarrett must protect an underworld kingpin that he is trying to convict of racketeering activities.
Jack Lord
Det. Steve McGarrett
James MacArthur
Danny Williams
Kam Fong
Chin Ho
Al Harrington
Actor
Herman Wedemeyer