Star Trek: The Tholian Web

"The Tholian Web" is the ninth episode of the third season of the original American science fiction television series, Star Trek. It is episode #64, production #64, first broadcast on November 15, 1968, and repeated August 19, 1969. It was written by Judy Burns and Chet Richards and directed by Herb Wallerstein. In the episode, Captain Kirk is caught between dimensions while the crew of the Enterprise works to retrieve him. All the while, the Tholians are weaving a destructive energy web around the Enterprise because Spock will not leave Tholian space without his Captain.