Underdog - Cast

Jason Lee

Shoeshine / Underdog (voice)
Actor

Peter Dinklage

Dr. Simon Barsinister
Actor

Jim Belushi

Dan Unger
Actor

Patrick Warburton

Cad
Actor

Alex Neuberger

Jack Unger
Actor

Taylor Momsen

Molly
Actor

John Slattery

Mayor
Actor

Amy Adams

Polly Purebred (voice)
Actor

Brad Garrett

Riff Raff (voice)
Actor

Samantha Bee

Principal
Actor

Larry Vigus

Security Guard
Actor

Bates Wilder

Cop
Actor

Sujoy De

Office Worker #1
Actor

Michele Proude

Office Worker #2
Actor

Susie Castillo

Diana Flores
Actor

Bruce-Robert Serafin

City Worker (as Bruce Serafin)
Actor

Lonnie Farmer

Passerby
Actor

Anthony Estrella

Male School Teacher (as Tony Estrella)
Actor

Lewis D. Wheeler

Geek with Glasses
Actor

Frank Ridley

Police Sergeant
Actor

Joe Stapleton

Cat Burglar Police #1
Actor

Armen Garo

Cat Burglar Police #2
Actor

Rena Maliszewski

Mother
Actor

Diana Shneider

Police Secretary
Actor

Ezra Buzzington

Referee
Actor

Jay Leno

Jay Leno
Actor

Phil Morris

Supershep 1 (voice)
Actor

Michael Massee

Supershep 2 (voice)
Actor

Cam Clarke

Little Brown Dog / Supershep 3 (voice)
Actor

John DiMaggio

Bulldog / Supershep 4 (voice)
Actor

Danny Mastrogiorgio

Crazy Dog (voice)
Actor

Jess Harnell

Astronaut (voice)
Actor

Joe Bucaro III

Goon #1
Actor

Stuart F. Wilson

Goon #2
Actor

John Franchi

Observer (uncredited)
Actor

Susan Garfield

Office Worker (uncredited)
Actor