 Billy WestPhilip J. Fry / Dr. Zoidberg / Prof. Hubert J. Farnsworth (voice) | Philip J. Fry / Dr. Zoidberg / Prof. Hubert J. Farnsworth (voice) |
 Katey SagalTuranga Leela (voice) | Turanga Leela (voice) |
 John DiMaggioBender (voice) | Bender (voice) |
 Tress MacNeilleFanny / Michael's Wife / Boobs Vanderbilt / Dixie / Linda / Petunia / Ruth Ginsberg's Head / Mom (voice) | Fanny / Michael's Wife / Boobs Vanderbilt / Dixie / Linda / Petunia / Ruth Ginsberg's Head / Mom (voice) |
 Maurice LaMarcheKif Kroker (voice) | Kif Kroker (voice) |
 Phil LaMarrHermes Conrad (voice) | Hermes Conrad (voice) |
 Dawnn LewisLaBarbara Conrad / Womens' Prison Warden (voice) | LaBarbara Conrad / Womens' Prison Warden (voice) |
 Lauren TomAmy Wong (voice) | Amy Wong (voice) |
 Snoop DoggSnoop Dogg's Head (voice) | Snoop Dogg's Head (voice) |
 Phil HendrieFrida Waterfall / Hutch Waterfall / The Encyclopod (voice) | Frida Waterfall / Hutch Waterfall / The Encyclopod (voice) |
 Seth MacFarlaneMars Vegas Singer (singing voice) | Mars Vegas Singer (singing voice) |
 David HermanThe Number 9 Man / Scruffy / Michael / Neputnian (voice) | The Number 9 Man / Scruffy / Michael / Neputnian (voice) |
 Penn JillettePenn Jillette's Head (voice) | Penn Jillette's Head (voice) |
 TellerTeller's Head (credit only) | Teller's Head (credit only) |
