- Star Trek: The Animated Series that first aired on 15 December 1973. The Slaver Weapon" is an episode (#13) of
The story was adapted from "The Soft Weapon" by Larry Niven. The original version featured the Pierson's Puppeteer, Nessus and was adapted so that this part was taken by Lieutenant Spock. The story does not feature Captain Kirk, but does introduce the Kzinti race into the Star Trek universe.