Philip J. Fry / Dr. Zoidberg / Prof. Hubert J. Farnsworth (voice)
Turanga Leela (voice)
Bender (voice)
Fanny / Michael's Wife / Boobs Vanderbilt / Dixie / Linda / Petunia / Ruth Ginsberg's Head / Mom (voice)
Kif Kroker (voice)
Hermes Conrad (voice)
Amy Wong (voice)
The Number 9 Man / Scruffy / Michael / Neputnian (voice)
LaBarbara Conrad / Womens' Prison Warden (voice)
Snoop Dogg's Head (voice)
Frida Waterfall / Hutch Waterfall / The Encyclopod (voice)
Mars Vegas Singer (singing voice)
Penn Jillette's Head (voice)
Teller's Head (credit only)