Animation ·Comedy ·Adventure · United States of America · 2015 · 3m Uncle Grandpa's Incredible Journey ✓ Seen + Watchlist ↗ Share No poster Director Cast Eric Bauza as Belly Bag (voice) Peter Browngardt as Uncle Grandpa (voice) Adam Devine as Pizza Steve (voice) Grey DeLisle as Woman (voice) Tom Kenny as Tiny Miracle (voice) Kevin Michael Richardson as Mr. Gus / Narrator (voice) Crew Andy Gonsalves — Writer Synopsis Quick clips of false moments from the show's hilarious past and future. Mood & Themes based on cartoon Key Collaborators Andy Gonsalves Writer Follow the Thread More Animation → More Comedy → More Adventure → Agent-readable