Format    Crime drama
Created by    Leonard Freeman
Starring    Jack Lord
James MacArthur
Kam Fong Chun
Gilbert Lani Kauhi
Herman Wedemeyer
Richard Denning
Doug Mossman
Theme music composer    Morton Stevens
Country of origin    United States
Language(s)    English
No. of seasons    12
No. of episodes    279 (List of episodes)
Production
Executive producer(s)    Leonard Freeman
Philip Leacock
Leonard Katzman
Bill Finnegan[1]
Running time    40 minutes
Distributor    CBS Television Distribution
Broadcast
Original channel    CBS
Original run    September 20, 1968 – April 4, 1980

"Malama Ka Aina"
The scene opens at a Kukui High School football game and Kona is getting into it. Danny brings Gracie to the game and the team introduce themselves to her. Gracie says that she wants Nachos and Danny takes her. Steve jokes and tells him to get some for him as well. They go to the stand and Danny sees two men with guns. He tells a woman that he is a police officer and that he needs her to watch his daughter for a moment. He follows them onto the field and calls Steve. The team jumps into action and they get down with Danny. When the man pulls the gun out, Danny shoots him after the man shoots a guy in the shoulder and Chin Ho chases after another.
The man who was shot is dead and Kona tells that one of the shooters has a 14K Tattoo, meaning he is a Triad enforcer and the victim a Samoan. They feel that it is a gang war. Chin Ho comes up and tells that he lost his runner in the parking lot but Kona doesn’t believe him. Danny is on the phone with his ex-wife and she is telling him that Gracie is not safe with him. He tells that Gracie will be home in five minutes and tells that he can’t handle it right now. In Monoa Valley, Chin Ho goes to the...

The scene opens with Roland Lowry, an Ex-NSA specialist, with a suitcase in a seat next to him that is to being taken to a secret meeting. However, Roland has his car crashed into by a white van. This causes the car to flip and turns it upside down. Several gunmen from the van kill Roland’s bodyguards and they kidnap him.
Chin Ho is on the scene and gets the cold shoulder treatment from a cop that was someone who he trained in the academy. Despite being kicked off the force for force for drug charges that were bogus.
McGarrett and Danno go to Hickam Air Force Base and there they talk with Roland’s contact, General Tom Nathanson, and he tells that Roland was always paranoid about the military. He tells that he moved to Hawaii so that he could go on with his work. He tells that Hawaii was vulnerable because of the fact that USA owns 150 million square miles of it.
Adam is over at Roland’s home and is searching for clues on the laptop. He finds that Roland had created a skeleton hey that has the ability to access the security system and also the high security military computers. They find that the hard drive is missing for the skeleton key.