Lev Mailer

While investigating the disappearance of the USS Archon on the planet Beta III, Kirk and his crew encounter an old-style Western community brainwashed and subservient to a sinister godlike figure called Landru.

The crew of the USS Enterprise are on the trail of a missing historian. The search leads Kirk and Spock to the planet Ekos where the streets are decorated with swastikas and patrolled by jack-booted soldiers.

Bill, in trouble with the FBI, asks Ralph to help him look good by finding an Italian heiress pursued by Soviet spies.

Viv flies to California to visit Lucy and admits that she's looking for a young college student from her hometown whom she believes has fallen in with the no-good beatnik crowd. Lucy and Viv disguise themselves as hippies to track the youth down.