Codename: Kids Next Door

Ben Diskin
Numbuh 1 / Numbuh 2 (voice)

Lauren Tom
Numbuh 3 (voice)

Dee Bradley Baker
Numbuh 4 (voice)

Cree Summer
Numbuh 5 (voice)

Tom Kenny
(voice) / Chester (voice) / Mr. Jelly / Knightbrace (voice) / Twin Boy / Vicious...

Daran Norris
(voice) / Count Spankulot / Joe Balooka / Spankenstine Monster (voice) / Mr. Phy...

Jennifer Hale
(voice) / Mrs. Beetles (voice) / Mrs. Thompson (voice) / Computer (voice) / Mrs....

Jeff Bennett
(voice) / Destructo Dad / Mr. Boss / Mr. Fizz (voice) / Sydney Beetles (voice) /...

Candi Milo
Betty Gilligan / Grandma Lydia (voice) / Lasso Lass (voice) / Grandma Lydia (voi...

Frank Welker
Professor XXXL (voice) / Truck Driver (voice) / Bus Driver (voice) / Rainbow Mon...

Jason Harris
(voice) / Commander (voice) / Numbah 274 (voice) / Chad Dickson (voice)

Maurice LaMarche
Father (voice) /

Grey DeLisle
Grace / Lizzie Devine (voice) / Lizzie Divine (voice) / Crazy Old Cat Lady / Meg...

Mark Hamill
Stickybeard / Sumo Wrestler / Pirate (voice) / Stickybeard (voice)

Kevin Michael Richardson
/ Dr. Lincoln (voice) / Ice Cream Man / Ice Cream Beast (voice)

James Arnold Taylor
Eggbert Eggleston (voice) / / King Sandy / Knight #2 / Guard #1 (voice)

Dave Wittenberg
/ Ernest "Ernie" / Nick (voice) / Nick (voice) / Wintergreen (voice) / Numbuh 7...

Tara Strong
Mushi Sanban / Stewie (voice) / Rainbow Monkey Tribesgirl #3 (voice) / Sally San...

Rob Paulsen
(voice) / Mr. Washer / Chili Dog Vendor (voice) / Robin Food (voice)

Rachael MacFarlane
(voice) / Numbuh 362 (voice)