When Melvin tries to cancel Halloween, clever best friends Harold and George create their own spooky holiday -- and it's a huge success!
Unfortunately the movie The Spooky Tale of Captain Underpants Hack-a-ween is not yet available on Netflix. Follow us on Facebook to see when The Spooky Tale of Captain Underpants Hack-a-ween becomes available on Netflix!
| Writing | Dav Pilkey | Novel |
| Writing | Mark Banker | Writer |
| Directing | Seung Woo Cha | Director |
| Directing | Kevin Peaty | Director |
| Writing | Matt Smith | Writer |
| Production | Peter Hastings | Executive Producer |
| Production | Peter McCown | Line Producer |
| Production | Ashley Laidlaw | Line Producer |
| Production | Todd Grimes | Supervising Producer |
| Sound | Jared Faber | Music |
| Sound | Fred Kron | Music |
| Production | David Wiebe | Executive In Charge Of Production |
| Art | Andrew Bendik | Storyboard Artist |
| Art | Derek Moore | Storyboard Artist |
| Art | Ryan Hansen | Storyboard Artist |
| Art | Ian Young | Storyboard Artist |
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