Dr. McCoy, often referred to as "Bones," is a fictional character from the Star Trek franchise. He serves as the chief medical officer aboard the starship USS Enterprise. Known for his compassionate nature and strong moral compass, McCoy often provides medical expertise and emotional support to the crew. Portrayed by actor DeForest Kelley in the original series, Dr. McCoy is characterized by his witty remarks and occasional conflicts with Spock, the ship's science officer. His dedication to medicine and humanity often highlights the ethical dilemmas faced in space exploration, making him a beloved figure among fans of the series.