Cast and credits of Futurama: The Beast with a Billion Backs

Billy West
Philip J. Fry / Prof. Hubert J. Farnsworth / Dr. Zoidberg / Zapp Brannigan / Richard Nixon's Head / Leo Wong / Moon Farmer / M-5438 / Mr. Kroke

Katey Sagal
Turanga Leela (voice)

John Di Maggio
Bender / Randy Munchnick / URL / Calculon's Manservant / Funkalistics Lead Singer / Guard #1 (voice)

Tress MacNeille
Crazed Fan / Bender's First Born Son / Hattie McDoogal / Linda / The Grand Midwife / Pocket Pal / Thog / Gladys Lennox / Suicide Booth /

Maurice LaMarche
Kif Kroker / Calculon / Morbo / Schlomo / SportsBot 5000 / Lrrr / Destructor / Horrible Gelatinous Blob / Hedonismbot / Fishy Jos

Phil LaMarr
Hermes Conrad / Horse Repair Robot / Ndulu / Robot 1-X / Billionairebot / Bolt Rollands (voice)

Lauren Tom
Amy Wong / Inez Wong (voice)

David Herman
Dr. Ogden Wernstrom / Plastic Surgeon Robot / British Robot / Coffee Enema Robot / Chu / Warden Vogel / Three-Eyed Zebra / Fatbot / Giant Mediu

Dan Castellaneta
Robot Devil (voice)

David Cross
Yivo (voice)

Stephen Hawking
Stephen Hawking's Head (voice)

Brittany Murphy
Colleen O'Hallahan (voice)

Matt Groening
(created by)

David X. Cohen
(developed by)