<Ul> <Li> Jimmy' Jax' Pinchak as Know - It - All (additional motion - capture) </Li> </Ul> <Li> Jimmy' Jax' Pinchak as Know - It - All (additional motion - capture) </Li> <Li> Nona Gaye as the Hero Girl <Ul> <Li> Chantel Valdivieso as the Hero Girl (additional motion - capture) </Li> <Li> Meagan Moore as the Hero Girl (singing voice) </Li> <Li> Tinashe as the Hero Girl (motion - capture modeling) </Li> </Ul> </Li> <Ul> <Li> Chantel Valdivieso as the Hero Girl (additional motion - capture) </Li> <Li> Meagan Moore as the Hero Girl (singing voice) </Li> <Li> Tinashe as the Hero Girl (motion - capture modeling) </Li> </Ul>

Who played the little girl in polar express