M. Night Shyamalan assembles ‘Airbender’ cast M. Night Shyamalan has assembled a cast of unknown actors for his next movie “The Last Airbender”. Texan Noah Ringer has secured the role of the film’s hero Aang, a 12-year-old boy with superpowers who is pitted against the Fire Nation. Ringer, a karate champion, answered an open casting call for the movie. Joining him are Twilight actor Jackson Rathbone as Aang’s friend Sokka and Nicola Peltz as his sister Katara. Singer Jesse McCartney is in talks for the role of the Fire Nation’s evil prince Zuko, according to Entertainment Weekly. The Last Airbender is based on the anime-style Nickelodeon series Avatar. It will open in cinemas in July 2010.