4. Mirror, Mirror (1967)
A transporter mishap swaps Captain Kirk and his companions with their evil counterparts in a parallel universe. In the so-called Mirror Universe, the Enterprise is a ship of the Terran Empire, an organization as evil as the United Federation of Planets is benevolent.
Release date: 1967-10-06
User rating:
8.5 / 10
55 votes
Season number: 2
Episode number: 4
Runtime: 50 minutes
Director: Marc Daniels
Writer: Jerome Bixby
Guest stars
Cast
Rest of guest stars - click here to expand
Pete Kellett - Kirk's Henchman, Bobby Bass - Chekhov's Helper (uncredited)