
| Stephen Root | ... | Chode (39 episodes, 2004-2007) |

| Maurice LaMarche | ... | Gus (39 episodes, 2004-2007) |

| John Melendez | ... | Bob (39 episodes, 2004-2007) |
 | Gayle Garfinkle | ... | T'nuk / ... (39 episodes, 2004-2007) |
 | Rick Jones | ... | Whip (39 episodes, 2004-2007) |
 | Terrence Scammell | ... | Darph Bobo / ... (35 episodes, 2004-2007) |
 | Pauline Little | ... | Additional Voices / ... (18 episodes, 2004-2007) |

| John Stocker | ... | Additional Voices / ... (17 episodes, 2004-2007) |
 | Harry Standjofski | ... | Additional Voices / ... (17 episodes, 2004-2007) |
 | Susan Glover | ... | Additional Voices / ... (17 episodes, 2004-2007) |
 | Ellen David | ... | Additional Voices / ... (17 episodes, 2004-2007) |

| Richard Dumont | ... | Additional Voices / ... (16 episodes, 2004-2007) |
 | Holly G. Frankel | ... | Additional Voices / ... (16 episodes, 2004-2007) |
 | Rikee Madoff | ... | Additional Voices / ... (16 episodes, 2004-2007) |
 | Danny Blanco | ... | Additional Voices / ... (16 episodes, 2004-2007) |
 | Walter Massey | ... | Additional Voices / ... (16 episodes, 2004-2007) |
 | Pier Paquette | ... | Additional Voices / ... (16 episodes, 2004-2007) |

| Mark Camacho | ... | Additional Voices / ... (15 episodes, 2004-2007) |
 | Jennifer Seguin | ... | Additional Voices / ... (15 episodes, 2004-2007) |
 | Liz MacRae | ... | Additional Voices / ... (15 episodes, 2004-2007) |
 | Craig Francis | ... | Additional Voices / ... (15 episodes, 2004-2007) |
 | Arthur Holden | ... | Additional Voices / ... (15 episodes, 2004-2007) |
 | Eleanor Noble | ... | Additional Voices / ... (15 episodes, 2004-2007) |

| Emma Campbell | ... | Additional Voices / ... (15 episodes, 2004-2007) |
 | Cary Lawrence | ... | Additional Voices (14 episodes, 2004-2007) |
 | Bronwen Mantel | ... | Additional Voices (14 episodes, 2004-2007) |
 | Jane Wheeler | ... | Additional Voices (14 episodes, 2004-2007) |

| Carmen Electra | ... | Six (13 episodes, 2004-2005) |

| Jenny McCarthy | ... | Six (13 episodes, 2007) |

| Gina Gershon | ... | Six (13 episodes, 2004) |
 | Daniel Brochu | ... | Additional Voices (13 episodes, 2007) |

| Bruce Dinsmore | ... | Additional Voices (13 episodes, 2007) |

| Alain Goulem | ... | Additional Voices (13 episodes, 2007) |
 | Matt Holland | ... | Additional Voices (13 episodes, 2007) |
 | Alex Ivanovich | ... | Additional Voices (13 episodes, 2007) |

| Jessica Kardos | ... | Additional Voices (13 episodes, 2007) |
 | Anik Matern | ... | Additional Voices (13 episodes, 2007) |

| Carlo Mestroni | ... | Additional Voices (13 episodes, 2007) |
 | Jennifer Morehouse | ... | Additional Voices (13 episodes, 2007) |
 | Michael Yarmush | ... | Additional Voices (13 episodes, 2007) |