Dawn Wells, Actress: Gilligan's Island. () co-star Tina Louise] I saw Tina recently and she is so thin! I mean, I give her credit for staying in shape. New listing Gilligan's Island Tina Louise Dawn Wells Autographed Signed 8x10 Photo BAS COA. Save dawn wells nude to get e-mail alerts and updates on your eBay Feed. Tina Louise Undressed. Tina Louise (born February 11, ) is an American model, Dawn Wells, and Russell Johnson in cameo appearances on an episode of Roseanne.