Frank Welker as Barney Rubble (voice)

Henry Corden as Fred Flintstone (voice)

B.J. Ward as Betty (voice)

Jean Vander Pyl as Wilma / Mrs. Slate (voice)

Megan Mullally as Pebbles (voice)

Jerry Houser as Bamm-Bamm (voice)

June Foray as Various voices (voice)

William Hanna as Bill (voice)

Joseph Barbera as Joe (voice)

John Stephenson as Mr. Slate (voice)

Kip King as Additional Voices (voice)

Roger Rose as Additional Voices (voice)

Don Messick as (voice)

Russi Taylor as (voice)