- Sôichirô Hoshi
- Rygart Arrow
- Chiwa Saitô
- Sigyn Erster
- Hiroshi Kamiya
- Zess
- Masashi Sugawara
- General Bard
- Kazuya Nakai
- Borcuse
- Kana Hanazawa
- Cleo Saburafu
- Yûichi Nakamura
- Hodr (Crishuna the 9th)
- Kôsuke Toriumi
- Girge
- Yuki Kaida
- Lee (flashback)
- Marina Inoue
- Narvi Stryze
- Minoru Shiraishi
- Nair Stryze
- Katsuhisa Hôki
- Ailes; Engineer A
- Kenji Takahashi
- Argath
- Hideyuki Umezu
- Elekt
- Ken'ichi Ogata
- General Tool
- Takuma Terashima
- Io
- Nozomi Sasaki
- Leda
- Eri Kitamura
- Leto
- Ryôko Shiraishi
- Nike
- Takaya Hashi
- Loquis
- Kazuyoshi Hayashi
- Engineer C
- Kimiyoshi Kibe
- Engineer B
- Takehiro Murozono
- Heavy Knight A
- Yuka Adachi
- Maid
- Leraldo Anzaldua
- Zess
- Chris Ayres
- True
- Greg Ayres
- Rygart Arrow
- Elizabeth Bunch
- Leda
- Shelley Calene-Black
- Narvi Stryze
- Maggie Flecknoe
- Lee
- Corey Hartzog
- Girge
- Jay Hickman
- Borcuse
- Chris Hutchison
- Hekella
- Brittney Karbowski
- Cleo Saburafu
- Kalob Martinez
- Hodr
- David Matranga
- Loquis
- Andy McAvin
- Elekt
- Rob Mungle
- Baldr
- Emily Neves
- Sigyn Erster
- David Wald
- Io / Argath (voice)
