Cast
Jerry Houser
Bamm-Bamm (voice)
June Foray
Various voices (voice)
William Hanna
Bill (voice)
Roger Rose
Additional Voices (voice)
Frank Welker
Barney Rubble (voice)
Megan Mullally
Pebbles (voice)
Joseph Barbera
Joe (voice)
John Stephenson
Mr. Slate (voice)
Don Messick
(voice)
Russi Taylor
(voice)
Henry Corden
Fred Flintstone (voice)
B.J. Ward
Betty (voice)
Jean Vander Pyl
Wilma / Mrs. Slate (voice)