Full Cast
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Mel Blanc
Barney Rubble / Dino / Mr. Spacely (voice)
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Daws Butler
Elroy Jetson / W.C. Cogswell / Henry Orbit (voice)
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Don Messick
Astro / R.U.D.I / Mac / Announcer / Store Manager / Robot (voice)
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Henry Corden
Fred Flintstone / Knight (voice)
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Jon Bauman
Iggy (voice)
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Hamilton Camp
Turk Tarpit (voice)
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Julie McWhirter
Betty Rubble / Jet Rivers / Investor / Panelist / Harem Girl (as Julie Dees) (voice)
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George O'Hanlon
George Jetson (voice)
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Penny Singleton
Jane Jetson (voice)
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John Stephenson
Mr. Slate / Moderator / Investor / Poker Player (voice)
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Brenda Vaccaro
Didi (voice)
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Jean Vander Pyl
Wilma Flintstone / Rosie / Mrs. Spacely (voice)
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Janet Waldo
Judy Jetson / Female Computer (voice)
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Frank Welker
Dan Rathmoon / Johnny / Mr. Goldbrick (voice)
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Patric Zimmerman
(voice)
