The Last Enemy

S1 E24: Moonbase Alpha finds itself caught up in war between two planets - and the wiles of a beautiful women. Two planets come into view, and then an approaching spaceship. On Moonbase Alpha, Commander Koenig (MARTIN LANDAU) orders a Red Alert. Defensive Eagles are instructed to be ready for take-off, but not one is able to move. One by one, their engines fade and die and at the same time Alpha's power fails.