A lab accident gives a beagle named Shoeshine some serious superpowers -- a secret that the dog eventually shares with the young boy who becomes his owner and friend.
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
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
Anthony Estrella
Male School Teacher (as Tony Estrella)
Malik McMullen
Bomb Squad Officer
Aaron Dorsey
Little Boy
Walter Covell
Old Man
Kate Lohman
Housewife
Lewis D. Wheeler
Geek with Glasses
Ellen Withrow
Female Teacher
John M. Deluca
Newscaster
Frank Ridley
Police Sergeant
Grady Justice
College Guy
Courtney O'Reagan
College Girl
Rebekah Aramini
Fox Collar Lady
Richney Fischer
Baseball Dad
Joe Stapleton
Cat Burglar Police #1
Armen Garo
Cat Burglar Police #2
Daniel Kirby
News Director
Stephen James Kidd
Bomb Squad Member (as Steve Kidd)
Rena Maliszewski
Mother
Diana Shneider
Police Secretary
Barry Blair
SWAT Captain
Bob Boehm
Bomb Squad Officer #2 (as Robert Boehm)
Lincoln P. Sisson
Bomb Squad Officer #3
Gabriel Field
Lyle
Harry L. Thomas
Police Artist
Amy Tanner
Kissing Girl
Nicole Kopka
Jogger in Park
Adam McCarthy
Capitol City Security
Roy Souza
Capitol City Cop
Tom Paolino
Capitol City Cop
Scott Dittman
Hot Dog Contestant
Ezra Buzzington
Referee
Chris Andrew Ciulla
Fireman (as Chris Ciulla)
Jay Leno
Jay Leno
Phil Morris
Supershep 1 (voice)
Michael Massee
Supershep 2 (voice)
Cam Clarke
Little Brown Dog / Supershep 3 (voice)
John DiMaggio
Bulldog / Supershep 4 (voice)
Danny Mastrogiorgio
Crazy Dog (voice)
Jess Harnell
Astronaut (voice)
Joe Bucaro III
Goon #1
Stuart F. Wilson
Goon #2
John Franchi
Observer (uncredited)
Susan Garfield
Office Worker (uncredited)
Michael Tyler Henry
Jack Unger (voice)
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