When the planet Sarpeidon is about to be destroyed, by its star Beta Niobe becoming a supernova, Kirk (William Shatner), Spock (Leonard Nimoy) and McCoy (DeForest Kelley) beam down and find it evacuated except for its librarian, Mr. Atoz (Ian Wolfe), tending to his replicas. They are a collection of unusual discs, which play the planet's history and (to their surprise) allow their users to travel into the past through the atavachron, a time machine, into the periods each was studying on disc. The crew travels unprepared, McCoy and Spock find themselves locked in a frozen ice age 5,000 years ago, where Spock reverts to the barbaric age of the Vulcans. He becomes very easily agitated, and is intensely attracted to the political prisoner Zarabeth (Mariette Hartley), who enjoys getting company but tells them return is impossible. Kirk arrives in a Cromwellian period, where he's arrested and suspected of witchcraft. He soon realizes the magistrate must be a time traveler like him, and ...
Did You Know?
The sound effect used for the Atavachron is the experimental time code broadcast by radio stations WWV and WWVH in the 1960s. A time code seems appropriate for a time machine. See more
When Spock and Zarabeth are talking, Spock turns to see McCoy standing at the cave entrance and McCoy says, "You've been dishonest with me, Spock," but his lips don't move. See more
There's no further need to observe me, Doctor. As you can see, I've returned to the present in every sense.
But it did happen, Spock.
Yes, it happened. But that was five thousand years ago. And she is dead now. Dead and buried. Long ago.
Special Enhanced version Digitally Remastered with new exterior shots and remade opening theme song See more
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