1 Season · 38 Episodes · Premiered September 13, 1961 · Ended May 22, 1962
John King, the two-fisted, globe-trotting chief of security for the world's diamond industry, travels the world battling jewel thieves and gem smugglers. Assisted by his young protégé, Casey O'Brien, King matches wits with the criminal gang that calls itself the Illegal Diamond Buyers' Syndicate.
