When the villainous Mr. Wink and Mr. Fibb extend the adult swim time in the neighborhood pool, the Kids Next Door are sent a red alert to stop them. Numbuh One suggests employing the Kid-A-Pault, a Kid's Next Door weapon to put an end to this tyranny...But their plan fails, leaving them to find other means of battling Mr Wink and Mr Fibb.
| Actor | Role |
|---|---|
 Ben DiskinNumbah 1 / Numbah 2 (voice) | Numbah 1 / Numbah 2 (voice) |
 Lauren TomNumbah Three (voice) | Numbah Three (voice) |
 Dee Bradley BakerNumbah 4 / Mr. Fibb (voice) | Numbah 4 / Mr. Fibb (voice) |
 Cree SummerNumbah 5 (voice) | Numbah 5 (voice) |
 Tom KennyMr. Wink (voice) | Mr. Wink (voice) |