Cast

Greg Eagles

Grim / Sperg (voice)

Richard Steven Horvitz

Billy / Billy's Dad (voice)

Grey DeLisle

Mandy (voice)

Vanessa Marshall

Irwin (voice)

Kari Wahlgren

Velma Green the Spider Queen (voice)

Maxwell Atoms

Jeff the Spider (voice)

Dee Bradley Baker

Chocolate Cow (voice)

Jennifer Hale

Gladysaur (voice)

Chris Cox

Principal Goodvibes (voice)

Jane Carr

Pud'n (voice)

Crew

Maxwell Atoms

Executive Producer (Production)

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Shaun Cashman

Supervising Producer (Production)

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Louis J. Cuck

Producer (Production)

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Brian A. Miller

Executive Producer (Production)

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Jennifer Pelphrey

Supervising Producer (Production)

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Kris Zimmerman

Casting (Production)

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Marc Perry

Art Direction (Art)

Maxwell Atoms

Creator (Crew)

Maxwell Atoms

Writer (Writing)

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Matt Engstrom

Director (Directing)