
Dig: A Journey Into Earth 1972
Overview
A boy and his dog take a wondrous trip under the earth's crust and through the geological eras of time, introducing children to geology in the form of a musical fantasy.
Director: John Hubley
Cast

Jack Warden
Rocco (voice)
Ray Hubley
Adam (voice)

Maureen Stapleton
Mother (voice)

Morris Carnovsky
Earl of Limestone (voice)

Phil Leeds
Pre-Cambrian Rocks (voice)

Harry Edison
Uncle Igneous (voice)
Don Elliott
Aunt Sedimentary (voice)
Ruth Price
Cousin Metamorphic (voice)