Billy West as Philip J. Fry / Dr. Zoidberg / Prof. Hubert J. Farnsworth (voice)

Katey Sagal as Turanga Leela (voice)

John DiMaggio as Bender (voice)

Tress MacNeille as Fanny / Michael's Wife / Boobs Vanderbilt / Dixie / Linda / Petunia / Ruth Ginsberg's Head / Mom (voice)

Maurice LaMarche as Kif Kroker (voice)

Phil LaMarr as Hermes Conrad (voice)

Lauren Tom as Amy Wong (voice)

David Herman as The Number 9 Man / Scruffy / Michael / Neputnian (voice)

Dawnn Lewis as LaBarbara Conrad / Womens' Prison Warden (voice)

Snoop Dogg as Snoop Dogg's Head (voice)

Phil Hendrie as Frida Waterfall / Hutch Waterfall / The Encyclopod (voice)

Seth MacFarlane as Mars Vegas Singer (singing voice)

Penn Jillette as Penn Jillette's Head (voice)

Teller as Teller's Head (credit only)