Episódio 14

Don Messick Bamm-Bamm Rubble (voice)

John Stephenson Mr. Slate (voice)

Henry Corden Fred Flintstone (voice)

B.J. Ward Betty Rubble (voice)

Frank Welker Barney Rubble (voice)

Lewis Arquette Prof, Einstone (voice)

Daws Butler Additional gadgets / Additional voices (archive footage) (voice)

June Foray Additional voices (archive footage) (voice)