"'Let That Be Your Last Battlefield" is the fourteenth episode of the third season of The Original Series. It was first broadcast January 10, 1969, and repeated August 12, 1969. It was written by Oliver Crawford, based on a story by Gene L. Coon (writing under his pen name "Lee Cronin") and directed by Jud Taylor. The script evolved from an outline by Barry Trivers for a possible first season episode called A Portrait in Black and White. The script was accepted for the third season following budget cuts.
Overview: The Enterprise picks up two survivors of a war-torn planet who are still committed to destroying each other aboard the ship.
Plot
On stardate 5730.2, the Enterprise is on a mission to help decontaminate the polluted atmosphere of the planet Ariannus when sensors track a Federation shuttlecraft reported stolen from Starbase 4. The craft is disabled and brought aboard along with its strange alien pilot who is found injured and taken to sickbay.... Read More