Kirk and the derelict starship Defiant vanish into a spatial interphase between universes. To rescue him, Spock must maintain position despite a growing, violent hysteria aboard the Enterprise, like that which destroyed the Defiant's crew, as well as a force field being laid around the Enterprise by Tholian patrol ships. Written by
Did You Know?
Actor Chad Everett has an uncredited cameo as the crewman in Engineering who becomes dizzy and leans against one of the engines. See more
The first shot of Chekov in the Defiant's engineering room shows him bobbing back and forth unnaturally, because the film was rolled backward and forward a few times as filler. See more
He was a hero in every sense of the word, yet his life was sacrificed for nothing. The one thing that would have given his death meaning is the safety of the Enterprise. Now you've made that impossible, Mr. Spock.