Part I: In all the exploration of space, the star ship Enterprise had never encountered such an incredible sight! It staggered the minds of the most seasoned voyagers...for they had rocketed into the most terrifying world of the universe — on The Voodoo Planet! Part II: As Kirk and Spock invade the control troom of the voodoo planet needless are stuck into dolls bearing their resemblance...and a flood of pain strikes them down!