In 2268, he was the chief of the Yangs, the guardian of the Holies, and the speaker of the Holy Words (a version of the United States Constitution). The Yangs were at war with the Kohms, who were being helped by Captain Ronald Tracey in violation of the Prime Directive. Cloud William's full title was "Chief. Also son of chief. Guardian of the Holies, Speaker of the Holy Words, Leader of Warriors." (TOS: "The Omega Glory" ) Cloud William was played by Roy Jenson.