Star Trek: The Original Series
Episode: TOS 078 - All Our Yesterdays

Attractive woman from the planet Sarpeidon, exiled to her planet's past after two members of her family conspired to kill the tyrant Zor Khan. She was banished to a brutal ice ago using the atavachron. Her isolation was broken briefly when Spock and McCoy also were sent through the atavachron. She fell in love with Spock when his emotions were released from being in that time period.