The invisible Doctor.
07/26 - Prudence: 9-12, Female. Odd looking girl brought up in the carnival. Possible recur. Ernie: 65+, Male. Old man who is on his last leg. Carnie type. Source: SpoilerTV
07/26 - Young Japanese Girl: 6-10, Female. Must speak Japanese. Sweet little Japanese girl who tries to save her kitten.Young Hiro: 12-15, Male. Must speak Japanese. Japanese boy to play young Hiro (Masi Oka). Young Ando: 10-12, Male. Must speak Japanese. Japanese boy to play young Ando (James Kyson Lee). Young Kimiko: 12-15, Female. Must speak Japanese. Japanese girl to play young Kimiko (Saemi Nakamura). Source: SpoilerTV