Cast
Jason Lee
Shoeshine / Underdog (voice)
Peter Dinklage
Dr. Simon Barsinister
Jim Belushi
Dan Unger
Patrick Warburton
Cad
Alex Neuberger
Jack Unger
Taylor Momsen
Molly
John Slattery
Mayor
Amy Adams
Polly Purebred (voice)
Brad Garrett
Riff Raff (voice)
Samantha Bee
Principal
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Timothy Crowe
Police Chief
Larry Vigus
Security Guard
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Mario Mariani
Police Officer
Bates Wilder
Cop
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Alexander 'Alex' Garde
Small Boy
