| Name | Character | Episodes |
|---|---|---|
| Nancy Cartwright | Bright Eyes (voice) | 36 |
| Ruth Buzzi | Nose Marie (voice) | 36 |
| Dan Gilvezan | Cooler (voice) | 36 |
| B.J. Ward | Whopper (voice) | 36 |
| Pat Carroll | Katrina Stoneheart (voice) | 23 |
| Robert Morse | Howler (voice) | 13 |
| Ami Foster | Holly (voice) | 13 |
| Roger Rose | Clawfinger / Spy 1 (voice) | 1 |
| Roger Rose | Byron P. Fleabottom (voice) | 1 |