 | Maurice Schlafer | ... | Johnny Gomez (24 episodes, 1998-2006) |
 | Len Maxwell | ... | Nick Diamond (24 episodes, 1998-2006) |
 | Mills Lane | ... | Mills Lane / ... (18 episodes, 1998-2006) |
 | Jim Thornton | ... | Johnny Gomez (16 episodes, 2006-2007) |
 | Chris Edgerly | ... | Nick Diamond / ... (16 episodes, 2006-2007) |
 | Masasa Moyo | ... | Tally Wong (16 episodes, 2006-2007) |
 | Steve Austin | ... | Himself (16 episodes, 1998-2002) |

| Debbie Matenopoulos | ... | Debbie Matenopoulos (9 episodes, 2000-2002) |
 | George Lowe | ... | Gene Simmons / ... (3 episodes, 1999-2000) |
 | Adam Sietz | ... | Various Celebrities (3 episodes, 1999-2000) |
 | George Coe | ... | Albert Einstein / ... (3 episodes, 2006-2007) |
 | John Di Maggio | ... | Chris Farley / ... (3 episodes, 2006) |

| James Arnold Taylor | ... | Christian Bale / ... (2 episodes, 2006-2007) |
 | Daryl Brown | ... | Numerous Characters (2 episodes, 1998-2007) |
 | Ann Scobie | ... | J.K. Rowling / ... (2 episodes, 1998-2002) |
 | Aubrey Ankrum | ... | Blink 182 / ... (2 episodes, 1998-2001) |
 | Dean Edwards | ... | Scottie Pippen / ... (2 episodes, 1998) |
 | Vince McMahon | ... | Himself (2 episodes, 1998) |

| Kenya Brome | ... | Halle Berry / ... (2 episodes, 1999-2002) |
 | Roger Jackson | ... | Groucho Marx / ... (2 episodes, 1999) |

| Victor Yerrid | ... | Anthony Edwards / ... (2 episodes, 2000) |

| Inny Clemons | ... | Jamie Foxx (2 episodes, 2006) |
 | Sophie Perera | ... | Carmen Electra (1 episode, 1998-1999) |
 | Jimmy St. Cleve | ... | Chico Marx / ... (1 episode, 1999-2000) |
|
 | Mz. L | ... | Stacey Cornbread (unknown episodes, 1998-1999) |
 | Brendan Muller | ... | Nicky Jr. (unknown episodes) |
 | Wendy S. Beber | ... | Various Celebrities (unknown episodes, 1998-2000) |
 | Eric Fogel | | (unknown episodes, 1998-2000) |
 | The Kidd | ... | Various Celebrities (unknown episodes, 1998-2000) |
 | Kerry Williams | ... | Various Celebrities, Don King (unknown episodes, 1998-1999) |
 | Mae Bono | ... | Rosie O'Donnell (unknown episodes, 1998) |
 | Steven Brinberg | ... | David Spade (unknown episodes, 1998) |
 | D.J. Dan | ... | Various Celebrities (unknown episodes, 1998) |
 | Michael DuClos | ... | Trent Reznor (unknown episodes, 1998) |
 | Colt .40 Feinberg | ... | Chris Rock (unknown episodes, 1998) |
 | Jake Luce | ... | Jerry Springer (unknown episodes, 1998) |
 | Kate Rados | ... | Various Celebrities (unknown episodes, 1998) |
 | Andrew Scott | ... | Arnold Schwarzenneger (unknown episodes, 1998) |
 | Thom Zelenka | ... | Michael Flatley (unknown episodes, 1998) |
 | Dan Blank | ... | Various Celebrities (unknown episodes, 1999-2002) |

| Kim Howard | ... | Various Celebrities (unknown episodes, 1999-2002) |
 | Emily Bauer | ... | Various Celebrities (unknown episodes, 1999-2000) |
 | George Benager | ... | Various Celebrities (unknown episodes, 1999-2000) |
 | Lisa Collins | ... | Various Celebrities (unknown episodes, 1999-2000) |

| Jesse Falcon | ... | Various Celebrities (unknown episodes, 1999-2000) |
 | Bethany Owen | ... | Various Celebrities (unknown episodes, 1999-2000) |
 | Teri Richardson | ... | Various Celebrities (unknown episodes, 1999-2000) |
 | Lauren Echo | ... | Lisa Kudrow (unknown episodes, 1999) |
 | Natalie Fingerbutte | ... | Yoko Ono (unknown episodes, 1999) |
 | Juliet McKuen Foster | ... | Various Celebrities (unknown episodes, 1999) |
 | Donna Maxon | ... | Bette Midler (unknown episodes, 1999) |
 | Edward Staudenmayer | ... | Febio, Antonio Banderas (1998), William Shakespeare (unknown episodes, 1999) |
 | Greg Korin | ... | Various Celebrities (unknown episodes, 2000-2002) |
 | Maurice Tyson | ... | Various Celebrities (unknown episodes, 2000-2002) |
 | Lauren Ashe | ... | Various Celebrities (unknown episodes, 2000) |
 | Darnithead | ... | Various Celebrities (unknown episodes, 2000) |
 | Mike Gnu | ... | Slash (of Guns 'N Roses) (unknown episodes, 2000) |
 | Molly Mulholland | ... | Various Celebrities (unknown episodes, 2000) |
 | Scott Rayow | ... | Ernest Hemmingway (unknown episodes, 2000) |
 | Scottie Ray | ... | Various Celebrities (unknown episodes, 2000) |

| Jonathan Roumie | ... | Various Celebrities (unknown episodes, 2000) |
 | Dan Schachner | ... | Various Celebrities (unknown episodes, 2000) |

| Jill Shackner | ... | Mary-Kate Olsen, Ashley Olsen (unknown episodes, 2000) |
 | Colin Favor | ... | Various Celebrities (unknown episodes, 2001) |
 | André | ... | Various Celebrities (unknown episodes) |
 | Jim Conroy | ... | Various Celebrities (unknown episodes) |
 | Billy Cranne | ... | Various Celebrities (unknown episodes) |
 | Cricket | ... | Various Celebrities (unknown episodes) |
 | Tommy C. | ... | Various Celebrities (unknown episodes) |
 | Mike DeSeve | ... | Mick Jagger, others (unknown episodes) |
 | Scott Dikkora | ... | Various Celebrities (unknown episodes) |
 | Seamus Dodd | ... | Various Celebrities (unknown episodes) |
 | Buck Lee | ... | Various Celebrities (unknown episodes) |
 | Chant MacLeod | ... | Various Celebrities (unknown episodes) |
 | Rich Orlow | ... | Various Celebrities (unknown episodes) |

| Dana Segal | ... | Jenna Elfman (unknown episodes) |
 | Al Suarez | ... | Various Celebrities (unknown episodes) |
 | Topper | ... | Various Celebrities (unknown episodes) |
 | David Wills | ... | Various Celebrities (unknown episodes) |
|
| Tak Hoon Kim | .... | supervising animator (22 episodes, 1998-2002) |
| Dale Hayward | .... | animation director / animator (16 episodes, 2006-2007) |
| Derek Bonikowski | .... | animator (10 episodes, 1999-2000) |
| Alexander Gorelick | .... | animation director (8 episodes, 2007) |
| Carlos Henriques | .... | character fabricator (8 episodes, 2007) |
| Greg Zajac | .... | lip sync artist (7 episodes, 2006) |
| Suzanne Twining | .... | animator (6 episodes, 1998-1999) |
| Eileen K. Kohlhepp | .... | animator (6 episodes, 1999-2000) |
| Gloria De Ponte | .... | effects animator (5 episodes, 1998-2006) |
| Royce Wesley | .... | supervising animator (5 episodes, 2000-2002) |
| Lola Leo | .... | animation director (5 episodes, 2006-2007) |
| Mike Weiss | .... | animator (4 episodes, 1998) |
| Normand Rompré | .... | animation director (3 episodes, 2006) |
|
| Marc Lougee | .... | animation director (unknown episodes, 1998-2000) |
| Musa Brooker | .... | animator (unknown episodes) |
| Sarah de Gaudemar | .... | animator (unknown episodes) |
| Cameron Gray | .... | animator (unknown episodes) |
| Misha Klein | .... | animator (unknown episodes) |
| Sihanouk Mariona | .... | animator (unknown episodes) |
| Brad Schiff | .... | animator (unknown episodes) |
| Sean Wickett | .... | animator (unknown episodes) |
| |