全キャスト
鉄ワン・アンダードッグ (2007)
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
Timothy Crowe
Police Chief
Larry Vigus
Security Guard
Mario Mariani
Police Officer
Bates Wilder
Cop
Alexander 'Alex' Garde
Small Boy
Christopher Francis Byrnes
Mailman (as Christopher Byrnes)
Joe Siriani
News Stand Guy (as Joseph Siriani)
Sujoy De
Office Worker #1
Michele Proude
Office Worker #2
Albert M. Chan
Geek Worker
Jon Pierce
Hot Dog Vendor
Susie Castillo
Diana Flores
Bob Jaffe
Professor
Bruce-Robert Serafin
City Worker (as Bruce Serafin)
Lonnie Farmer
Passerby