Dennis Hunt

In a lake high in the mountains of New Zealand, hunter Gibbie Gibson discovers a plane wreck from WW2. When word gets around, a gang of crooks turns up and threatens him and his daughter, because they know there is 50 million dollars of gold in the wreck. Gibbie, his partner and helicopter pilot Barney, and his daughter Sally, are caught up in a race for the Yankee Zephyr.

Harry Wingate, a rugged adventurer, is hired by a gem collector to retrieve a priceless opal, known as "The Blue Lightning," from Lester McInally, a super-criminal with an army of killers operating in the Australian outback.