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Overview: After being told he is overweight, Fred begins jogging in order to get down to a much better size.

Henry Corden

Fred Flintstone (voice)

Gay Autterson

Betty Rubble (voice)

John Stephenson

Frank Frankenstone / Mr. Slate (voice)

Frank Welker

Announcer / Creepy / Dino (voice)

Wayne Morton

Additional Voices (voice)