Hayden Leslie Panettiere is an American actress, singer, model and activist who is best known for her television roles as Sarah Roberts on the ABC soap opera One Life to Live from 1994 to 1997, Lizzie Spaulding on the CBS soap opera Guiding Light from 1996 to 2000, Claire Bennet on the NBC science fiction drama series Heroes from 2006 to 2010, Kate in the 2010 film Alpha and Omega, and stars as Juliette Barnes on the ABC musical drama series, Nashville since 2012.
She voiced Dot in the 1998 Disney/Pixar film A Bug's Life. Panettiere voiced Kairi in Kingdom Hearts and Kingdom Hearts II, but was replaced by Alyson Stoner for the role in Kingdom Hearts Re:Chain of Memories and Kingdom Hearts: 358/2 Days. However, she returned to voice Kairi in Kingdom Hearts: Birth By Sleep as well as voicing Xion in Kingdom Hearts 3D: Dream Drop Distance. She also performed the song "I Still Believe" in Disney's 2007 animated movie Cinderella III: A Twist in Time.