Cast (7)

Richard Steven Horvitz

Zim (voice)

Andy Berman

Dib (voice)

Rosearik Rikki Simons

GIR (voice)

Melissa Fahn

Gaz (voice)

Lucille Bliss

Ms. Bitters (voice)

Rodger Bumpass

Professor Membrane (voice)

Kevin McDonald

Almighty Tallest Purple (voice)

Crew (8)

Writing

Eric Trueheart

Writer

Jhonen Vasquez

Writer

Directing

Steve Ressel

Director

Art

Chris Graham

Storyboard Artist

Ian Graham

Storyboard Artist

Bryan Konietzko

Storyboard Artist

Rayfield Angrum

Storyboard Artist

Louie del Carmen

Storyboard Artist

Guest stars (5)

Dee Bradley Baker

Santa Gerg / Guy in Crowd #1 / Cutest Little Kid (voice)

Kathryn Fiore

Kid / Santa Fan #2 / Little Girl (voice)

Jeffrey Jones

Presidentman / Crowd Man / Guy in Crowd #2 (voice)

Candi Milo

Clara / Woman in Crowd (voice)

Jhonen Vasquez

Minimoose / Computer / Precocious Kid / Kid in Crowd (voice)