<Dd> Age sixteen . A Fire Nation prince who travels with his Uncle Iroh . The former heir to the throne, he was exiled by his father, Fire Lord Ozai, who caused him a facial scar following a battle with him and ordered to capture the Avatar (who had not been seen in almost a century, making the assignment a wild - goose chase) in order to regain his lost honor . </Dd> <Ul> <Li> Nicola Peltz as Katara </Li> </Ul> <Li> Nicola Peltz as Katara </Li> <Dl> <Dd> Age fourteen . A girl of the Southern Water Tribe and its last remaining waterbender . Since the death of her mother, Kya, she has served as the motherly figure in her family, and is no stranger to responsibility despite her young age . </Dd> </Dl>

Who plays katara in the last airbender movie