Chris Massoglia

Darren Shan

John C. Reilly

Larten Crepsley

Josh Hutcherson

Steve

Patrick Fugit

Evra the Snake Boy

Salma Hayek Pinault

Madame Truska

Jessica Carlson

Rebecca

Michael Cerveris

Mr. Tiny

Ray Stevenson

Murlaugh

Morgan Saylor

Annie

Don McManus

Mr. Shan

Ken Watanabe

Mr. Tall

Orlando Jones

Alexander Ribs

Frankie Faison

Rhamus Twobellies

Willem Dafoe

Gavner Purl

Kristen Schaal

Gertha Teeth

Patrick Breen

Mr. Kersey

Tom Woodruff Jr.

Wolfman

Jane Krakowski

Corma Limbs

Drew Rin Varick

Loaf Head

Colleen Camp

Mrs. Shan

Lo Graham

Student in Hallway and Classroom

Beau Holden

Trucker

Trey Burvant

Singing Dad

Daniel Newman

Pete

Brandon Molale

Vampaneze (uncredited)

Gino Galento

Madame Truska's Man (uncredited)

Sam Medina

Madame Truska's Man (uncredited)

Cody Klop

Voice