Image for the TV series The Spooky Tale of Captain Underpants Hack-a-Ween

The Spooky Tale of Captain Underpants Hack-a-Ween

Specials

When Melvin tries to cancel Halloween, clever best friends George and Harold create their own spooky holiday - and it is a huge success.

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The Spooky Tale of Captain Underpants Hack-a-Ween Cast

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