Ray Bradbury as Narrator (voice)

Leonard Nimoy as Mr. Moundshroud (voice)

Annie Barker as Jenny (voice)

Alex Greenwald as Ralph (voice)

Edan Gross as Tom (voice)

Andrew Keegan as Wally (voice)

Kevin Smets as Pip (voice) (as Kevin Michaels)

Darleen Carr as Additional Voices (voice)

Lindsay Crouse as Additional Voices (voice)

Mark L. Taylor as Additional Voices (voice)