Competing when the new season kicks off March 17th: Danica McKeller, best-known as "Winnie Cooper" from The Wonder Years; teen pop star Cody Simpson; actor Billy Dee Williams; swimmer Diana Nyad; Real Housewives of Atlanta star Nene Leakes; James Maslow of Big Time Rush; former NHL bad-boy Sean Avery; Drew Carey; Full House star Candace Cameron Bure; double-amputee snowboarding champ Amy Purdy and Olympic figure skaters Charlie White and Meryl Davis.