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.
Did You Know?
This is the third time that the Enterprise has encountered another Constitution-class star ship with the entire crew dead. The others were in "The Doomsday Machine" and Star Trek: The Omega Glory
(1968). By the end of "The Ultimate Computer" a fourth Constitution class, the Excalibur, is also lifeless. See more
When Chekov and McCoy return to the Defiant's bridge, via the turbo lift, the turbo lift doors open with a distinct "clunk". However when the turbo lift doors close, they close with the usual "swoosh" sound effect. 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.
Special Enhanced version Digitally Remastered with new exterior shots and remade opening theme song See more