| Name | Character | Episodes |
|---|---|---|
| Kari Wahlgren | Li'l Condi / Li'l Hillary (voice) | 16 |
| Iggy Pop | Lil' Rummy (voice) | 16 |
| Dave B. Mitchell | George Sr. / Jeb Bush / ... (voice) | 16 |
| Donick Cary | Lil' Cheney (voice) | 16 |
| Anthony Kiedis | 1 | |
| Carlos Mencia | 1 | |
| Flea | 1 | |
| Billy West | 1 | |
| Kevin Federline | 1 | |
| Dave Grohl | 1 | |
| Jeff Tweedy | God (voice) | 1 |
| Frank Black | Lil' Satan (voice) | 1 |