Maia Mitchell. Actress: Teen Beach 2. Maia Mitchell is an Australian singer/song writer and actress from Lismore, New South Wales. She learned to play the guitar at a very young age and her talent has been included on The Fosters (2013) - an ABC Family show that aired in June 2013, where Maia plays one of the main roles of "Callie Jacob".Also, Maia has made her mark on the Disney...