Leonard McCoy is confronted with the unusual silicon-based Horta alien in "The Devil in the Dark" (1967), saying, "I'm a doctor, not a bricklayer." The line was used in "Terra Nova". Kelley himself parodied the phrase for a "Trivial Pursuit" commercial, in which the question is asked "How many chambers does a human heart have?" Kelley appears on screen and replies "How should I know? I'm an actor, not a doctor!". Leonard McCoy Dr. Leonard H. "Bones" McCoy is a character in the American science fiction franchise "Star Trek". First portrayed by DeForest Kelley in the , McCoy also appears in the
Star Trek of Kirk, Spock, and McCoy was modeled on classical mythological storytelling. "Star Trek" and its spin-offs have proven highly popular in syndication and are shown on TV stations worldwide. The show's cultural impact goes far beyond its longevity and profitability. "Star Trek" conventions have become popular among its fans, who call themselves "trekkies" or "trekkers". An entire subculture has grown up around the show which was documented in the film "Trekkies". "Star Trek" was the highest-ranked cult show by "TV Guide". The franchise has also garnered many comparisons of the "Star Wars" franchise being rivals in the science fiction genre