Star Trek: The Original Series: Vol. 3.6

WHOM GODS DESTROY Stardate: 5718.3 The Enterprise delivers a innovative drug to Elba II, the Federation's last asylum for the insane. The hope is that this new formula will help the previously incurable, patients. But everything goes badly wrong when Captain Kirk and Mr Spock are captured by inmates... US AIRDATE: 03.01.1969 THE MARK OF GIDEON Stardate: 5725.3 Having resisted Federation membership for years, the secretive Gideons have finally agreed to welcome the U.S.S. Enterprise's Captain. Beaming down to their alleged paradise, Kirk rematerialises in the ship's empty transporter room, to discover his entire crew has gone... US AIRDATE: 17.01.1969 THE LIGHTS OF ZETAR Stardate: 5725.3 Memory Alpha is the Federation's libary and central resources facility. On their way there and with specialist Lieutenant Mira Romaine aboard, the U.S.S. Enterprise encounters an enigmatic natural phenomenon. It resembles a space storm but Mira is stricken by the lights... US AIRDATE: 30.01.1969