Страна: United States of America
Режиссёр: Ben Washam
Hans Conried
Narrator / Horton / Dr. H. Hoovey (voice)
Джун Форей
Jane Kangaroo / Mother Who / Baby Who / Cindy Lou Who (voice)
Чак Джонс
Junior Kangaroo / Various Whos / Quizmo McKwoff / JoJo (voice)
Турль Рейвенскрофт
Wickersham Brother (voice) (uncredited)
