Underdog (voice)
Dr. Simon Barsinister
Dan Unger
Cad
Jack
Molly
Mayor
Polly (voice)
Riff Raff (voice)
Principal
Police Chief
Security Guard
Police Officer
Cop
Small Boy
Mailman (as Christopher Byrnes)
News Stand Guy (as Joseph Siriani)
Office Worker #1
Office Worker #2
Geek Worker
Hot Dog Vendor
Diana Flores
Professor
City Worker (as Bruce Serafin)
Passerby
Male School Teacher (as Tony Estrella)
Bomb Squad Officer
Little Boy
Old Man
Housewife
Geek with Glasses
Female Teacher
Newscaster
Police Sergeant
College Guy
College Girl
Fox Collar Lady
Baseball Dad
Cat Burglar Police #1
Cat Burglar Police #2
News Director
Bomb Squad Member (as Steve Kidd)
Mother (as Rena Maliszweski)
Police Secretary
SWAT Captain
Bomb Squad Officer #2 (as Robert Boehm)
Bomb Squad Officer #3
Lyle
Police Artist
Kissing Girl
Jogger in Park
Capitol City Security #4
Capitol City Cop
Capitol City Cop #1 (as a different name)
Hot Dog Contestant
Referee
Fireman (as Chris Ciulla)
Jay Leno
Supershep (voice)
Supershep / Little Brown Dog (voice) (as Cameron A. Clarke)
Supershep / Bulldog (voice)
Crazy Dog (voice)
Astronaut (voice)
Goon #1 (as Joseph Bucaro III)
Goon #2 (as Stuart Wilson)
Observer (uncredited)
Capital City Cop #3 (uncredited)
Secret Service Agent (uncredited)
Woman at Bomb Scare (uncredited)
News Camerman (uncredited)
Student (uncredited)
Girl in park (uncredited)
Man in park (uncredited)
Capitol City Cop (uncredited)
CCLN3 Cameraman (uncredited)
Nazi german shepherd, various voices (voice) (uncredited)
Reporter (uncredited)
Construction Worker in Window (uncredited)
Office Worker (uncredited)
Citizen at the end pointing skyward (uncredited)
Cafe Worker (uncredited)
Jack Unger (voice) (uncredited)
Large Thug (uncredited)
Parent / Spectator (uncredited)
Bomb Squad: Officer Farrell (uncredited)
SWAT Team Member (uncredited)
Police Officer (uncredited)
Pedestrian (uncredited)
Capitol Business Woman / Witness to explosion (uncredited)
Paramedic (uncredited)
Person in Park (uncredited)
Swat Team Member (uncredited)
Business Woman (uncredited)
Capitol City Businessman (uncredited)
Hot Dog Buyer - Exploding Stand Gag (uncredited)
Pregnant Girl Outside City Hall (uncredited)