| Ben Diskin | Nigel 'Numbuh 1' Uno / Hoagie Pennywhistle 'Numbuh 2' Gilligan Jr / Numbuh 101 (voice) | — |
|---|
| 劳伦·汤姆 | Kuki 'Numbuh 3' Sanban (voice) | — |
|---|
| 迪·布拉雷·贝克尔 | Wally 'Numbuh 4' Beatles / Mr. Fibb / Toilenator / Joaquin / Tommy Gilligan (voice) | — |
|---|
| 克里·萨莫 | Abigail 'Numbuh 5' Lincoln / Former Numbuh 11 - Cree Lincoln (voice) | — |
|---|
| Jason Harris | Chad Dickson (voice) | — |
|---|
| 格蕾·德里斯勒 | Crazy Old Cat Lady/Gramma Stuffum (voice) | — |
|---|
| 杰夫·本内特 | Mr. Boss / Mr. Fizz / Benedict Wigglestein (voice) | — |
|---|
| 詹妮弗·黑尔 | Fanny 'Numbuh 86' Fulbright / Computer (voice) | — |
|---|
| 马克·哈米尔 | Stickybeard (voice) | — |
|---|
| 汤姆·肯尼 | Knightbrace / Mr. Wink (voice) | — |
|---|
| 莫里斯·拉马尔凯 | Father (voice) | — |
|---|
| Matt Levin | Patton 'Numbuh 60' Drilovsky (voice) | — |
|---|