Bruce Hyde is a footnote in sci-fi pop-culture history, a man who appeared in two of the original Star Trek episodes: “The Naked Time,” which originally aired on Sept. 29, 1966; and “The Conscience of the King,” first broadcast on Dec. 8, 1966. As Lt. Kevin Riley, a navigator aboard the U.S.S. Enterprise, he was memorable in both — “The Naked Time,” especially, the episode in which he sang “I’ll Take You Home Again, Kathleen” while declaring himself captain and cutting off the engines while under the influence of … well, sure, maybe you should just watch the whole thing.