The Wild Wild West - Season 2 Episode 7 : The Night of the Poisonous Posey 1969

While on vacation, the agents receive an odd welcome when they pass through the town of Justice, Nevada. The town turns out to be the hangout for a group of international criminals assembled by Lucrese Posey. West and Gordon discover that Lucrese is planning on heading a worldwide criminal organization. After dealing with the other criminals, the two agents find themselves left with only Lucrese to deal with, a proposition not nearly as simple as it seems.