Tajja IsenPrincess Pea (voice) Nicholas Castel VanderburghWhyatt/Super Why (voice) Siera FlorindoWonder Red (voice) Zachary BlochAlpha Pig (voice) Joanne VannicolaWoofster (voice) Johnny OrlandoWhyatt/Super Why T.J. McGibbonWonder Red (voice) Samuel FaraciAlpha Pig (voice) Graeme JokicLittle Ghost (voice) Samantha WeinsteinThumbelina (voice) Millie DavisSerena / Dot (voice) Lyle LettauThe Boy Who Drew Cats (voice) Devan CohenTilden (voice) Jaxon MerceyAdditional Voices (voice) Clarke SmithAdditional Voices (voice) Lucas CasaleAdditional Voices (voice) Ariel WallerAdditional Voices (voice) David HubandAdditional Voices (voice) Devon GoyoAdditional Voices (voice) Catherine DisherAdditional Voices (voice) 
