'The Invaders' returns for Season Two! This groundbreaking series stars Roy Thinnes as architect David Vincent, who witnesses an alien spaceship landing and criss-crosses the country trying to warn a skeptical public of the danger. This season, as Vincent learns more about the aliens, he becomes their greatest threat. But now our hero has met others who believe, including millionaire Edgar Scoville (Kent Smith). But will the efforts of a few believers be enough to save the world?