Richard Steven Horvitz
Billy / Billybot / Harold / Pale Ghoulish Juror / Chippy the Squirrel (voice) (as Richard Horvitz)
Richard Steven Horvitz
Billy / Billybot / Harold / Pale Ghoulish Juror / Chippy the Squirrel (voice) (as Richard Horvitz)
Grey DeLisle
Mandy / Mandroid / Older Mandy / Milkshakes / Some Kid (voice)
Greg Eagles
Grim / Sperg / Pirate #6
Vanessa Marshall
Irwin / Pirate #5 / Unicorn (voice)
Maxwell Atoms
I'll Cut You Guy / Pirate #2 / Horrorbot / Burnt Skeleton Guard (voice)
George Ball
Peequay (voice)
Jane Carr
Bride of Frankenstein (voice)
Greg Ellis
Creeper / Horror's Hand / Pirate #3 / Paperboy (voice)
Bart Flynn
Giant Cyclops / Ugly Pirate (voice)
C.H. Greenblatt
Fred Fredburger / Pirate #4 (voice)
Jennifer Hale
Billy's Mom (voice)
Dorian Harewood
Older Irwin (voice)
Phil LaMarr
Space Villain / Glacier of Evil / Dracula / Judge Roy Spleen / Underworld Cop (voice)
Rachael MacFarlane
2 Headed Parrot (voice)
George Segal
Horror (voice)
Armin Shimerman
General Skarr / Pirate #7 (voice)
James Silverman
Executioner / Pirate #1 (voice)
Lauren Tom
Numbuh Three (voice)
Billy West
Pirate #8 / Miniature Cyclops / Spider Clown Mailman / Beast Master (voice)
Fred Willard
The Boogey Man (voice)
Glenn Oyabe
Sound Editor
Cliff Voorhees
Background Designer
Hyung-tae Kim
Animation Director
Phil Rynda
Color Designer
Soo-hyun Park
Animation Director
Louis J. Cuck
Producer
Sue Perrotto
Director
Kris Sherwood
Director
Frank Homiski
Characters
Eva Wu
Characters
Matt Engstrom
Director
Eddy Houchins
Director
James Silverman
Production Manager
Timothy J. Garrity
Sound Re-Recording Mixer
Joe Binggeli
Characters
Shaun Cashman
Director
Kris Zimmerman
Casting
Don Watson
Background Designer
Jennifer Pelphrey
Producer
Illya Owens
Editor
Eric Sequeira
Sound Re-Recording Mixer
Russell Calabrese
Director
Marc Perry
Art Direction
Mark Bachand
Prop Maker
Robert Serda
Sound Engineer
Phil Cummings
Director
Gordon Kent
Director
Michel Lyman
Director
Anna Chambers
Prop Maker
Shaun Cashman
Producer
Jesse Arruda
Sound Editor
Jim Hearn
Dialogue Editor
Azariah Owens
Visual Effects
Rob Desales
Editor
Alicia Parkinson
Post Production Supervisor
Shalonda Ware
Production Accountant
Pietro Piumetti
Producer
Marc Perry
Characters
Ben Pile
Producer
Christine Kolosov
Director
Joo-Shik Yoo
Animation Director
Lee Jae Bok
Animation Director
Jay Bastian
Executive In Charge Of Production
Kwang-bae Park
Animation Director
Brian A. Miller
Executive Producer
Tony Tedford
Post Production Supervisor
Brad Brock
Sound Re-Recording Mixer
Sandy Benenati
Animation
Antonio Gonella
Supervising Technical Director
Robert Alvarez
Director
Nina G. Bargiel
Writer
Maxwell Atoms
Story
Jeremy J. Bargiel
Writer
Maxwell Atoms
Writer
Tara Whitaker
Storyboard Artist
Jay Baker
Storyboard Artist
Chris Headrick
Storyboard Artist
Chris Mitchell
Storyboard Artist
Maxwell Atoms
Storyboard Artist
Shaun Cashman
Storyboard Artist
Spencer Laudiero
Storyboard Artist
Mike Diederich
Storyboard Artist
C.H. Greenblatt
Storyboard Artist
Ian Wasseluk
Storyboard Artist
Alex Almaguer
Storyboard Artist
John Holmquist
Storyboard Artist
Maxwell Atoms
Characters
Maxwell Atoms
Executive Producer
Bill Flores
Background Designer
Drew Neumann
Original Music Composer
Gregory Hinde
Original Music Composer
Kris Zimmerman
Sound Director
Joe Binggeli
Background Designer
Juli Murphy
Director
Phil Rynda
Characters