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A Scooby-Doo Christmas - Guest Cast

Guest Stars

Mark Hamill

Mark Hamill

voices Tommy's Father

Headless Snowman

Frank Welker

voices Headless Snowman

Peter Scolari

Peter Scolari

voices Professor Higginson

Jim Belushi

Jim Belushi

voices Asa Buckwald

M. Emmet Walsh

M. Emmet Walsh

voices Jeb

Sheriff Ellen Perkins

Kathy Kinney

voices Sheriff Ellen Perkins

Daryl Sabara

Daryl Sabara

voices Tommy

Daryl Sabara

Daryl Sabara

voices Steve

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