Code Name: Diamond Head
A failed Quinn Martin pilot for a series starring a Hawaii-based government counter intelligence agency run by the indomitable Aunt Mary. In this, his only adventure, Diamond Head has to prevent the evil Tree from stealing a deadly nerve toxin gas and selling it to foreign powers. To help Diamond Head is the Dragon Lady and Zulu.
Roy Thinnesas Johnny PaulFrance Nuyenas Tso-TsingZuluas ZuluWard Costelloas Captain MacintoshDon Knightas H.K. MuldoonIan McShaneas Sean Donovan / Father Horton / Colonel Millard ButlerEric Braedenas Ernest GraeberDennis Patrickas Commander YarnellAlex Henteloffas Dr. Edward ShermanFrank Michael Liuas Hikaru SakaiEric Christmasas Father MurphyErnest Haradaas Hero YamamotoHarry Endoas Dr. En-PingLee Stetsonas Tanner