Poster of Cast and Crew in Gumby Adventures - The Forbidden Mine (Part One) / Robot Farm / The Forbidden Mine (Part Two) (Season 1 - Episode 28) - The Forbidden Mine (Part One) / Robot Farm / The Forbidden Mine (Part Two)

Gumby Adventures - Season 1 - The Forbidden Mine (Part One) / Robot Farm / The Forbidden Mine (Part Two) (Episode 28)

Plot: The Forbidden Mine (Part One): Gumby has a surprise for Minga, Prickle, Goo, and Pokey: a picnic at the very edge of the Grand Canyon. Afterward, they decide to explore an old mine
Episode Aired On:
Saturday, July 9 1988
36 years ago