The Baron 1966 S01E10

Episode: The Legions of Ammak. The Baron is duped into facilitating an unusual deal between the King of Ammak and an eccentric millionaire to buy the Legions of Ammak, part of the Ammak Crown Jewels. However David Marlowe spots that the 'King' is an impostor, which uncovers a plot to depose the real King and carve up Ammak's oil-rich reserves.