Patrick Dempsey is definitely one of the best-looking TV doctors of all time! He has certainly gone down in TV history for playing "Dr. Derek Shepherd" from 2005 to 2015. Fans were devastated when "McDreamy" left "Seattle Grace Hospital" at the end of the eleventh season Grey's Anatomy.
"Captain Benjamin Franklin 'Hawkeye' Pierce"was the main character in the cult classic TV series "M*A*S*H". Alan Alda played the military doctor who was known for making the best of life in an army camp.