Episodes
1. Operation: C.A.K.E.D.
10.0
December 6, 2002
7 min
The Kids Next Door attempt to stop a party for their enemies.
Guest Stars:
Tom Kenny, Candi Milo, Frank Welker, Eddie Deezen, Gregg Berger
4. Operation: I.-S.C.R.E.A.M.
December 6, 2002
11 min
The Kids Next Door set off on a mission to the ice cream factory.
Guest Stars:
Kevin Michael Richardson, Jennifer Hale
5. Operation: C.A.N.N.O.N.
December 6, 2002
11 min
With Numbuh One away, the Treehouse becomes an easy target for adults
Guest Stars:
Jennifer Hale, Daran Norris
6. Operation: N.O.-P.O.W.U.H.
December 13, 2002
11 min
The hamsters that power the Treehouse go on vacation, leaving the team vulnerable.
Guest Stars:
Tom Kenny, Jeff Bennett, Jess Harnell
7. Operation: T.E.E.T.H.
December 13, 2002
11 min
The Kids Next Door are put in the crosshairs of Knightbraces.
Guest Stars:
Tom Kenny, Jeff Bennett
8. Operation: P.I.R.A.T.E.
December 20, 2002
11 min
Stickybeard and his crew sniff out the Kids Next Door's candy depository.
Guest Stars:
Mark Hamill, Daran Norris
9. Operation: C.O.W.G.I.R.L.
December 20, 2002
11 min
The team meets the last member of another era's Kids Next Door.
Guest Stars:
Candi Milo, Tom Kenny
10. Operation: T.U.R.N.I.P.
December 27, 2002
11 min
When turnips are found everywhere in Sector V's treehouse, they go to the source: a giant turnip, to defeat it.
Guest Stars:
Rob Paulsen, John DiMaggio
11. Operation: M.I.N.I.G.O.L.F.
December 27, 2002
11 min
After Numbuh 2 beats a mini-golf champion at mini-golf, the golfer shrinks Numbuh 2, and a whole lot of sights from around the world.
12. Operation: O.F.F.I.C.E.
January 3, 2003
11 min
When his father brings Numbuh 4 to work for "Bring Your Daughter To Work Day", Numbuh 4 discovers his father's boss plans to send him and all the daughters of his coworkers to Pluto.
Guest Stars:
Jeff Bennett, Frank Welker, Tom Kenny
13. Operation: A.R.C.T.I.C.
January 3, 2003
11 min
A fellow operative, Numbuh 30c, is sent to help Sector V stop a villain from using a weather machine to make no more snow days for school. It turns out that he was not helping, because he sent them the wrong directions, ignored their cries for help, and sent a missle to attack them.
14. Operation: L.I.C.E.
January 10, 2003
11 min
The Delightful Children From Down The Lane attack Sector V's headquarters with an infestation of hair-eating lice. After the KND find out they don't like nacho cheese, they decide to shoot nacho cheese at them to get rid of them.
Guest Stars:
Daran Norris, Grey DeLisle
15. Operation: L.I.Z.Z.I.E.
January 10, 2003
11 min
Numbuh 1 has a secret girlfriend who is bent on mind controling him! So, Numbuh 1's friends have to save Numbuh 1 from being mind controlled or their days as KND could be numbered.
16. Operation: T.H.E-F.L.Y.
January 17, 2003
11 min
A fly finds its way into Sector V's headquarters.
Guest Stars:
Daran Norris, Grey DeLisle
17. Operation: P.O.I.N.T.
January 17, 2003
11 min
All of the teenagers in Sector V's hometown have formed a place called The Point, and Numbuh 1 suspects that they are helping the adults.
18. Operation: C.A.B.L.E.-T.V.
January 24, 2003
11 min
A villainous half-man, half-baby named Mr. B gives the Kids Next Door a television series of their own.
Guest Stars:
Tom Kenny
19. Operation: C.A.M.P.
January 24, 2003
11 min
Can Numbuh 1 stop a camp counselor without the help of 2 and 3? Probably not...
20. Operation: T.O.M.M.Y.
February 7, 2003
11 min
Numbuh 2's little brother, Tommy (who is shunned by Sector V) joins forces with a villain, Common Cold.
Guest Stars:
Tom Kenny, Jeff Bennett, Grey DeLisle, Jason Harris
21. Operation: C.H.A.D.
February 7, 2003
11 min
Two parental villains are stupefying KND operatives around the world; an operative named Chad (Numbuh 274) enlists the help of Sector V.
22. Operation: P.I.A.N.O.
February 21, 2003
11 min
Sector V tries to destroy all the pianos in a truck with a hamster that acts as Numbuh 4's replacement.
Guest Stars:
Jennifer Hale, Frank Welker
23. Operation: Z.O.O.
February 21, 2003
11 min
Sector V is put into a "kids zoo" and must unite with the Delightful Children From Down The Lane and get all the other children out of their cages before lunch time to escape being fed to the zoo's cannibal bully.
Guest Stars:
James Arnold Taylor, Candi Milo
24. Operation: Q.U.I.E.T.
February 28, 2003
11 min
Numbuh 5 tries to keep the treehouse quiet so Numbuh 1 can sleep.
Guest Stars:
Tom Kenny, Rob Paulsen, Mark Hamill, Frank Welker, Tom Kane
25. Operation: R.A.I.N.B.O.W.S.
February 28, 2003
11 min
The boss of Rainbow Monkeys Inc. uses Numbuh 3 to find real Rainbow Monkeys for him.
