Culver and Wingate investigate the disappearance of legendary fighter pilot Woody Harrell, whose new jet prototype vanished from radar, potentially costing Lime Street $200 million. Joining the FAA, Grey and Eddie suspect foul play due to the lack of wreckage.

Culver and Wingate find themselves trying to solve the largest diamond heist in Amsterdam's history. They suspect the daughters of a late Dallas gem dealer planned the crime.

How does a gigantic steam disappear? That's the quest J.G. and Wingate must answer when they are called in to investigate the "theft" of a historic English train. Filmed in the lush countryside of England, J.G. in his inimitable style and grace, divides his time playing detective and father when his two daughters have trouble getting along.

Remember D.B. Cooper, the sky-jacker who parachuted out of a plane with an enormous ransom? Here's a variation on that theme and J.G. has to find the man and the money if his Lime Street operation is to survive. 

A killer targets the royal family of a small European principality insured by Lime Street. To protect the last heir, Christina, Grey brings her to his US farm, but the assassin pursues them.

When an expert hired to disprove psychic James Edwards is murdered, Grey and Eddie must prove Edwards committed the crime to prevent a $3 million payout.

To drum up publicity, a novelist pens a treasure hunt book, burying real loot hinted at within its pages. A reader finds the treasure, but the chest contains the writer's corpse. Grey and Eddie must find the killer and the actual treasure, or Lime Street foots the bill.

Culver investigates extortion in a hotel in Switzerland.