Zim

Richard Steven Horvitz

GIR

Rosearik Rikki Simons

Voice

Andy Berman

Voice

Melissa Fahn

Guest Voice

Jocelyn Blue

Guest Voice

Lucille Bliss

Guest Voice

Brad Abrell

Guest Voice

Robert Cait

Professor Membrane

Rodger Bumpass

Guest Voice

John de Lancie

Guest Voice

S. Scott Bullock

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Dave Fouquette

Guest Voice

James Gleason

Almighty Tallest Purple

Kevin McDonald

Guest Voice

Mo Collins

Guest Voice

Brian George

Guest Voice

Matt Ballard

Guest Voice

Lauri Fraser

Guest Voice

Sherman Howard

Guest Voice

John Garry

Guest Voice

Rob Izenberg

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Gary Falcone

Guest Voice

Jason Marsden

Guest Voice

Ted Raimi

Guest Voice

Danny Cooksey

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Wally Wingert

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Kathryn Fiore

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Hope Levy

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David Herman

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Olivia d'Abo

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Paul Greenberg

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Philip Tanzini

Scientist #4 / Germ Woman / Tiny Germ Voice (voice)

Philece Sampler

Guest Voice

Antoinette Spolar

Guest Voice

Adam Paul

Guest Voice

John DiCrosta

Guest Voice

Mary Scheer

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Candi Milo

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Dwight Schultz

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Jeffrey Jones

Guest Voice

André Sogliuzzo

Guest Voice

Diane Michelle

Guest Voice

Kevin Michael Richardson

Guest Voice

Phil LaMarr

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Kerri Kenney

Guest Voice

Michael McDonald

Guest Voice

Jhonen Vasquez

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Danielle Koenig

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Fred Tatasciore

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Janice Kawaye

—

R. Lee Ermey

Guest Voice

Mindy Sterling

Guest Voice

Jim Wise

—

Eliza Schneider

Guest Voice

Eric Trueheart

—

Greg Ellis

—

Dee Bradley Baker