Mary Brian: Mary Brian. Actress: Peter Pan. Dubbed "The Sweetest Girl in Pictures", Mary Brian started life as Louise Byrdie Datzler. She was born in Corsicana, Texas, and went to high school in Dallas. Her widowed mother had big plans for young Louise and took her to California in 1923, with the intention of getting her into the film business. After several unsuccessful attempts, a bathing beauty competition in Long Beach resulted...