- Shin'ichi Yûki
- Ippei Akaki / Denzi Red
- Kenji Ôba
- Daigorou Oume / Denzi Blue (as Kenji Ohba)
- Eiichi Tsuyama
- Jun Kiyama / Denzi Yellow
- Naoya Uchida
- Tatsuya Midorikawa / Denzi Green
- Akira Koizumi
- Akira Momoi / Denzi Pink
- Hisako Kyôda
- Denji Dog IC
- Tamaki Funakura
- Princess Denji
- Machiko Soga
- Queen Hedrian
- Shinji Tôdô
- General Hedrer
- Rie Yoshikawa
- Mirror
- Chiaki Kojo
- Keller
- Tôru Ôhira
- Narrator
- Shôzô Îzuka
- Angolar
