- Masaya Matsukaze
- Â Joseph Jobson 24 episodes, 2008
- Shizuka Itou
- Â Itou Shizuka 24 episodes, 2008
- Unshô Ishizuka
- Â Gerd Frentzen 24 episodes, 2008
- Jamie Marchi
- Â Amanda Werner 24 episodes, 2008
- Yûichi Nakamura
- Â Bradley Guildford 24 episodes, 2008
- Jun'ichi Suwabe
- Â Magwald Xargin 24 episodes, 2008
- Kana Hanazawa
- Â Elea 24 episodes, 2008
- Kenta Miyake
- Â Hermann Saltza 24 episodes, 2008
- Nobuyuki Hiyama
- Â Alvin Lutz 24 episodes, 2008
- Fumihiko Tachiki
- Â Wolf Goering 24 episodes, 2008
- Sayaka Ôhara
- Â Beatrice Grese 24 episodes, 2008
- Hitomi Nabatame
- Â Sasha Jobson 24 episodes, 2008
- Aya Endô
- Â Mei-Fong Liu 24 episodes, 2008
- Michael C. Pizzuto
- Â Additional Voices: Animax 24 episodes, 2008
- Junko Minagawa
- Â Malek Werner 24 episodes, 2008
- Atsushi Ono
- Â Victor Stachus 24 episodes, 2008
- Todd Haberkorn
- Â Joseph / ... 23 episodes, 2008
- Trina Nishimura
- Â Mei-Fong 22 episodes, 2008
- Travis Willingham
- Â Hermann / ... 21 episodes, 2008
- Lydia Mackay
- Â Beatrice Grese 19 episodes, 2008
- Bob Carter
- Â Wolf Goring / ... 18 episodes, 2008
- J. Michael Tatum
- Â Xargin / ... 16 episodes, 2008
- Eric Vale
- Â Al 15 episodes, 2008
- Chuck Huber
- Â Brad 15 episodes, 2008
- Micah Solusod
- Â Malek 14 episodes, 2008
- Bradley Campbell
- Â Victor 14 episodes, 2008
- Ian Sinclair
- Â Additional Voices / ... 12 episodes, 2008
- Kenji Takahashi
- Â Marcus / ... 12 episodes, 2008
- Monica Rial
- Â Elea 11 episodes, 2008
- Stephanie Young
- Â Sasha 11 episodes, 2008
- Charles C. Campbell
- Â Additional Voices 11 episodes, 2008
- Newton Pittman
- Â Additional Voices / ... 10 episodes, 2008
- Scott Freeman
- Â Additional Voices / ... 10 episodes, 2008
- Nobuaki Kanemitsu
- Â Announcer's Voice / ... 10 episodes, 2008
- Cris George
- Â Additional Voices 9 episodes, 2008
- Jeremy Inman
- Â Additional Voices 9 episodes, 2008
- Tyler Walker
- Â Additional Voices 9 episodes, 2008
- Tsutomu Densaka
- Â Guard Drone A / ... 9 episodes, 2008
- Tia Lynn Ballard
- Â Additional Voices / ... 8 episodes, 2008
- John Swasey
- Â Shido 8 episodes, 2008
- Maeghan Albach
- Â Additional Voices 8 episodes, 2008
- Keith Kubal
- Â Additional Voices 8 episodes, 2008
- Shelton Windham
- Â Johann / ... 8 episodes, 2008
- Seiro Ogino
- Â Cameraman / ... 8 episodes, 2008
- Lindsay Seidel
- Â Additional Voices / ... 7 episodes, 2008
- Joel McDonald
- Â Phillips / ... 6 episodes, 2008
- Orion Pitts
- Â Additional Voices / ... 6 episodes, 2008
- Casey Clark
- Â Additional Voices 6 episodes, 2008
- Christopher Sabat
- Â Gerd 5 episodes, 2008
- Colleen Clinkenbeard
- Â Jil 5 episodes, 2008
- Kyle Hebert
- Â Additional Voices / ... 5 episodes, 2008
- Mike McFarland
- Â Additional Voices 5 episodes, 2008
- Hiroki Yasumoto
- Â Researcher / ... 5 episodes, 2008
- Pam Dougherty
- Â Additional Voices 5 episodes, 2008
- Z. Charles Bolton
- Â Additional Voices 5 episodes, 2008
- Kumi Sakuma
- Â Jill Hoffmann 5 episodes, 2008
- Jim Johnson
- Â Additional Voices / ... 5 episodes, 2008
- Jessica Foster
- Â Additional Voices / ... 5 episodes, 2008
- Kaori Akashi
- Â Zwolf Operator A / ... 5 episodes, 2008
- Kayla Carlyle
- Â Kodah / ... 4 episodes, 2008
- Cherami Leigh
- Â Snow / ... 4 episodes, 2008
- Jonathan R. Freeman
- Â Matthew / ... 4 episodes, 2008
- Bryan Massey
- Â Additional Voices / ... 4 episodes, 2008
- Anthony Bowling
- Â Additional Voices 4 episodes, 2008
- Eri Kitamura
- Â Lene Rosamunde 4 episodes, 2008
- Andrew Sensenig
- Â Additional Voices / ... 4 episodes, 2008
- Kristin Sutton
- Â Additional Voices / ... 4 episodes, 2008
- Fumie Mizusawa
- Â Johann 4 episodes, 2008
- Takashi Ôhara
- Â Philip 4 episodes, 2008
- Kimiko Nakamura
- Â Zwolf Operator B 4 episodes, 2008
- Makiko Nitta
- Â Petra (nun) / ... 4 episodes, 2008
- Robert McCollum
- Â Kurz 3 episodes, 2008
- Ed Blaylock
- Â Additional Voices / ... 3 episodes, 2008
- Leah Clark
- Â Lene 3 episodes, 2008
- Ellen Locy
- Â Additional Voices 3 episodes, 2008
- Linda Leonard
- Â Additional Voices / ... 3 episodes, 2008
- Brian Capshaw
- Â Additional Voices 3 episodes, 2008
- Majken Bullard
- Â Additional Voices / ... 3 episodes, 2008
- Hiroyuki Kinoshita
- Â Matthew Grant 3 episodes, 2008
- Casey Green
- Â Additional Voices / ... 3 episodes, 2008
- Makoto Ishii
- Â Leo 3 episodes, 2008
- Robert Colin
- Â Additional Voices 3 episodes, 2008
- James Cave
- Â Additional Voices 3 episodes, 2008
- Alice Watson
- Â Zaza / ... 3 episodes, 2008
- Brina Palencia
- Â Additional Voices / ... 2 episodes, 2008
- Jessie James Grelle
- Â Additional Voices / ... 2 episodes, 2008
- Kent Williams
- Â Additional Voices 2 episodes, 2008
- Brad Hawkins
- Â Igor 2 episodes, 2008
- R. Bruce Elliott
- Â Additional Voices / ... 2 episodes, 2008
- Linda Young
- Â Additional Voices / ... 2 episodes, 2008
- Candace Moon
- Â Additional Voices 2 episodes, 2008
- Rob Mungle
- Â Additional Voices 2 episodes, 2008
- Brian Mathis
- Â Additional Voices / ... 2 episodes, 2008
- Ben Phillips
- Â Additional Voices 2 episodes, 2008
- Cole Brown
- Â Additional Voices / ... 2 episodes, 2008
- Wataru Hatano
- Â Igor 2 episodes, 2008
- Mutsumi Tamura
- Â Zaza 2 episodes, 2008
- Jeff Johnson
- Â Additional Voices 2 episodes, 2008
- Mai Nakahara
- Â Snow 2 episodes, 2008
- Bill Flynn
- Â Priest 2 episodes, 2008
- Kevin Connolly
- Â Additional Voices 2 episodes, 2008
- Masashi Hirose
- Â Father Muller 2 episodes, 2008
- Susan Huber
- Â Additional Voices 2 episodes, 2008
- Jennifer Seman
- Â Additional Voices 2 episodes, 2008
- Scott Porter
- Â Additional Voices / ... 2 episodes, 2008
- J. Paul Slavens
- Â Additional Voices / ... 2 episodes, 2008
- Eri Nakao
- Â Female Researcher / ... 2 episodes, 2008
- Leslie Patrick
- Â Zaza's Mother 2 episodes, 2008
- Craig Dvorak
- Â Additional Voices 2 episodes, 2008
- Jay Allen
- Â Additional Voices 2 episodes, 2008
- Jason Grundy
- Â Additional Voices 2 episodes, 2008
- Nozomi Onishi
- Â Annika 2 episodes, 2008
- Yui Hatano
- Â Zwolf Operator C 1 episode, 2008
- Maxey Whitehead
- Â Additional Voices 1 episode, 2008
- Jad Saxton
- Â Additional Voices 1 episode, 2008
- Wendy Powell
- Â Emil's Father 1 episode, 2008
- Chris Cason
- Â Additional Voices 1 episode, 2008
- Carrie Savage
- Â Maria 1 episode, 2008
- Yû Kobayashi
- Â Emile 1 episode, 2008
- Anastasia Munoz
- Â Tedrick 1 episode, 2008
- Yûko Sanpei
- Â Joseph Jobson (young) 1 episode, 2008
- Kate Oxley
- Â Tadeuz 1 episode, 2008
- Yuka Iguchi
- Â Emma 1 episode, 2008
- Juli Erickson
- Â Additional Voices 1 episode, 2008
- Mary Morgan
- Â Additional Voices 1 episode, 2008
- Alison Viktorin
- Â Sepp 1 episode, 2008
- Andy Mullins
- Â Additional Voices 1 episode, 2008
- Ayumi Fujimura
- Â Lulu 1 episode, 2008
- Robert Magruder
- Â Emil's Mother 1 episode, 2008
- Jerry Russell
- Â Additional Voices 1 episode, 2008
- Daniel Katsuk
- Â Additional Voices 1 episode, 2008
- Mari Yokô
- Â Helga (Emil's Mother) 1 episode, 2008
- Masuo Amada
- Â Franz Juchheim 1 episode, 2008
- Kanako Tôjo
- Â Zepp 1 episode, 2008
- Shizuka Ishikawa
- Â Kurt 1 episode, 2008
- Judy Keith
- Â Nun 1 episode, 2008
- Melinda Wood Allen
- Â Mary 1 episode, 2008
- Johnny Bruce Lewis
- Â Additional Voices 1 episode, 2008
- Kana Uetake
- Â Ada 1 episode, 2008
- Mayumi Yamaguchi
- Â Hanna 1 episode, 2008
- Kaori Yagi
- Â Hilda 1 episode, 2008
- Brando Austin
- Â Additional Voices 1 episode, 2008
- Yurie Yamashita
- Â Zwolf Operator B 1 episode, 2008
- Youko Honda
- Â Milliam 1 episode, 2008
- Eric Pulido
- Â Vice Bishop 1 episode, 2008
- Tatsuya Kamijo
- Â Ambassador Schwartz 1 episode, 2008
- Douglass Burks
- Â Inspector 1 episode, 2008
- Hajime Iijima
- Â Police Chief 1 episode, 2008
- Melanie Mason
- Â Hanna 1 episode, 2008