Leonard 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 principles, McCoy often finds himself at odds with the more logical Spock. Portrayed by actor DeForest Kelley in the original series, McCoy is characterized by his Southern accent and quick wit. He plays a crucial role in the crew's adventures, providing medical expertise and emotional support. His character highlights the importance of humanity and empathy in the face of scientific exploration.