Claire Bennet is a fictional character in the NBC psychological thriller superhero drama series Heroes. She is portrayed by Hayden Panettiere and first appeared on television in the pilot episode of the series, "Genesis", on September 25, 2006. She is a high school cheerleader with the power of rapid cellular regeneration. Claire appears in more episodes than any other character (72, plus a 73rd through stock footage). In Heroes Reborn, she dies while giving birth to Malina and Tommy.