Cast (8)
Jack WardenRocco (voice)Ray HubleyAdam (voice)
Maureen StapletonMother (voice)
Morris CarnovskyEarl of Limestone (voice)
Phil LeedsPre-Cambrian Rocks (voice)
Harry EdisonUncle Igneous (voice)Don ElliottAunt Sedimentary (voice)Ruth PriceCousin Metamorphic (voice)