Released:
1970-03-18

Overview:
In this story, Horton discovers there is a microscopic community of intelligent beings called the Who's living on a plant that only he can hear. Recognising the dangers they face, he resolves to keep them safe. However, the other animals around him think Horton has gone crazy thinking that there are such beings.

Directors:
Chuck Jones, Ben Washam

Runtime:
0h 26min

Genre:
Animation, Family

• Cast:
• 
  Hans Conried
  as
  Narrator / Horton / Dr. H. Hoovey (voice)
• 
  June Foray
  as
  Jane Kangaroo / Mother Who / Baby Who / Cindy Lou Who (voice)
• 
  Chuck Jones
  as
  Junior Kangaroo / Various Whos / Quizmo McKwoff / JoJo (voice)
• 
  Thurl Ravenscroft
  as
  Wickersham Brother (voice) (uncredited)