Alicia  -  Molnár Ilona 
Amick  -  Farkas Zita 
Dice  -  Sótonyi Gábor 
Elena  -  Bogdányi Titanilla 
Han  -  Sárközi József 
Joey  -  Stern Dániel 
Kaido Yuji  -  Varga Rókus 
Keith  -  Varga Gábor 
Marlene Angel  -  Zsigmond Tamara 
Minnie  -  Szabó Gertrúd 
Parancsnok  -  Balázsi Gyula 
Rick  -  Joó Gábor 
Robert  -  Megyeri János 
Scott  -  Hegedüs Miklós 
Seno  -  Bodrogi Attila 
Victor  -  Kajtár Róbert 
Yun  -  Kántor Kitti 

Kenji Nojima ....  Yuji Kaidô (voice: Japanese version)
Houko Kuwashima ....  Marlene Angel (voice: Japanese version)
Chinami Nishimura ....  Elena (voice: Japanese version)
Masatake Ginga ....  Dice Quaid (voice: Japanese version)
rest of cast listed alphabetically:
Brice Armstrong ....  Chairman Victor, Additional Voices (voice: English version)
Tomohisa Asô ....  Medical Doctor (voice: Japanese version)
Laura Bailey ....  Marlene Angel (voice: English version)
Christopher Bevins ....  Radio Voice (voice: English version) (as Chris Bevins)
Duncan Brannan ....  Man #1 (voice: English version)
Ryan Thomas Brockington ....  Additional Voices (voice: English version)
Kasey Buckley ....  Elena (voice: English version)
John Burgmeier ....  Joey Heald, Additional Voices (voice: English version)
Chris Cason ....  Robot Voice, Additional Voices (voice: English version)
Dameon Clarke ....  Dice Quaid, Ted, Additional Voices (voice: English version)
Chad Cline ....  Scott, Additional Voices (voice: English version)
Justin Cook ....  Man #2, Soldier A, Additional Voices (voice: English version)
Jin Domon ....  Operator (voice: Japanese version)
James Fields ....  Commander (voice: English version)
Chris Forbis ....  Additional Voices (voice: English version)
Clint Ford ....  Soldier 1, Additional Voices (voice: English version)
Brendan Guy ....  Additional Voices (voice: English version)
Junko Hagimori ....  Ruu Sue (voice: Japanese version)
Mitsuru Hanada ....  Seamus Han (voice: Japanese version)
Kyle Hebert ....  Sgt. Robert Bradley, Takashi, Seno Miyagi, Additional Voices (voice: English version)
Carol Hope ....  Minnie, Brenda (voice: English version)
Katsunosuke Hori ....  Seno (voice: Japanese version)
Yukitoshi Hori ....  Robert (voice: Japanese version)
Chuck Huber ....  Man, Seamus Han (voice: English version)
Joshua Huber ....  Additional Voices (voice: English version)
Jeremy Inman ....  Additional Voices (voice: English version)
Kôji Ishii ....  Elena's father (voice: Japanese version)
Bradford Jackson ....  Doug Vreiss, Additional Voices (voice: English version) (as Brad Jackson)
Jerry Jewell ....  Tony Frost (voice: English version)
Stacie Jolley ....  Additional Voices (voice: English version)
Evan Jones ....  Additional Voices (voice: English version)
Evan Jones ....  Additional Voices (voice: English version)
Roger Jones ....  Additional Voices (voice: English version)
Tetsuo Kaneo ....  Baikonur leader (voice: Japanese version)
Naoki Kinoshita ....  Gernreich (voice: Japanese version)
Paul LeBlanc ....  Additional Voices (voice: English version)
Josh Martin ....  Additional Voices (voice: English version)
Meredith McCoy ....  Women #1, Lu, Su (voice: English version)
Mike McFarland ....  Man, Additional Voices (voice: English version)
Amanda Menix ....  Additional Voices (voice: English version)
Carlos Moreno ....  Additional Voices (voice: English version)
Jeff Munsterman ....  Additional Voices (voice: English version)
Stephanie Nadolny ....  Additional Voices (voice: English version)
Hiromi Nishikawa ....  Minh (voice: Japanese version)
Lisa Ortiz ....  Alicia Whistle (voice: English version)
Mark Orvik ....  Additional Voices (voice: English version)
Lane Pianta ....  Additional Voices (voice: English version)
Wendy Powell ....  Amick Hendar, Additional Voices (voice: English version)
Chris Rager ....  Additional Voices (voice: English version)
Brandi Ray ....  Yung, Additional Voices (voice: English version)
Willie Ray Jr. ....  Ben (voice: English version)
Ned Record ....  Gernreich, Additional Voices (voice: English version)
Rick Robertson ....  Additional Voices (voice: English version)
Christopher Sabat ....  Keith Bean, Additional Voices (voice: English version) (as Christopher R. Sabat)
Scott Sager ....  Additional Voices (voice: English version)
Steve Sanders ....  Additional Voices (voice: English version)
Masaharu Satô ....  Victor (voice: Japanese version)
Sean Schemmel ....  Rick (voice: English version)
Shunsuke Shima ....  Doug (voice: Japanese version)
Sonny Strait ....  Survivor #1, Soldier #1, Additional Voices (voice: English version)
Eric Vale ....  Yuji Kaido (voice: English version)
Sean Whitley ....  Additional Voices (voice: English version)
Kent Williams ....  Doctor, Researcher, Additional Voices (voice: English version)
Travis Willingham ....  Additional Voices
Megan Woodall ....  Minh (voice: English version)
Chizu Yonemoto ....  Amick Hendar boy, Handaru Aamikku (voice: Japanese version)
Hiroaki Yoshida ....  Kyzyl Kum Guard leader (voice: Japanese version)