<Tr> <Th> Budget </Th> <Td> $18 million </Td> </Tr> <Tr> <Th> Box office </Th> <Td> $47.1 million </Td> </Tr> <P> Soul Surfer is a 2011 American biographical drama film directed by Sean McNamara, based on the 2004 autobiography Soul Surfer: A True Story of Faith, Family, and Fighting to Get Back on the Board by Bethany Hamilton about her life as a surfer after a horrific shark attack and her recovery . The film stars AnnaSophia Robb, Helen Hunt, Dennis Quaid, and Lorraine Nicholson with Carrie Underwood, Kevin Sorbo, Sonya Balmores, Branscombe Richmond, and Craig T. Nelson . </P> <P> Filming took place in Hawaii in early 2010, with additional filming taking place in Tahiti in August 2010 . Soul Surfer was released in theaters on April 8, 2011 in the United States and Canada by a partnership between FilmDistrict and TriStar Pictures, and was a commercial success, earning $47,088,990 on a $18 million budget, but received mixed reviews from critical audiences . </P>

Who was the movie soul surfer based on