Land of the Giants (1968)

S2E25 Graveyard of Fools

The inhabitants of Earth find themselves entangled with a pair of twin siblings who are scheming to seize control of the world. As their ambitious plans begin to unfold, the brothers reveal their cunning strategies and the lengths they will go to achieve dominance. The Earthlings must band together to thwart their devious plot, navigating a web of deception and sibling rivalry along the way. Will they succeed in stopping the twins before it's too late?