Heroes is an American science fiction television drama series created by Tim Kring that appeared on NBC for four seasons from September 25, 2006 through February 8, 2010. The series tells the stories of ordinary people who discover superhuman abilities, and how these abilities take effect in the characters' lives. The series emulates the aesthetic style and storytelling of American comic books, using multi-episode story arcs that build upon a larger, more encompassing arc. The series was produced by Tailwind Productions in association with Universal Media Studios. It was filmed primarily in Los Angeles, California.
Four complete seasons aired, ending on February 8, 2010. The critically acclaimed first season had a run of 23 episodes and garnered an average of 14.3 million viewers in the United States, receiving the highest rating for an NBC drama premiere in five years. The second season of Heroes attracted an average of 13.1 million viewers in the U.S., and marked NBC's sole series among the top 20 ranked programs in total viewership for the 2007–2008 season.