Spock's Brain
Run Time: 50 mins
Air Date: Fri, 20 Sept 1968
Average Rating: ⭐ 5.946 (37 votes)
NBCSeason 3 - Episode 1
Average Rating: ⭐ 5.946 (37)
An alien female beams aboard the ship and, after incapacitating the rest of the crew, surgically removes Spock's brain. Kirk and the crew have just hours to locate and replace it before Spock's body dies.