- Hozumi Gôda
- Lio Convoy
- Takehito Koyasu
- Convoy / Burning Convoy (voice)
- Tetsuo Komura
- Galvatron
- Sanryô Odaka
- Apache
- Masami Iwasaki
- Bighorn
- Katashi Ishizuka
- Tasmania Kid
- Kenji Nakano
- Diver
- Yûji Kishi
- Scuba / Drillnuts
- Yumiko Kobayashi
- Lio Junior / Magnaboss
- Mantarô Iwao
- Skywarp
- Takashi Matsuyama
- Gigastorm
- Hiroki Takahashi
- Hellscream / Mantis
- Takeshi Watanabe
- Max B / Big Mos
- Eiji Takemoto
- Dirgegun
- Junji Sanechika
- Thrustor
- Kazuhiko Nishimatsu
- Halfshell / God Neptune
- Ryô Naitô
- DJ / Tripledacus
- Haruhi Nanao
- Computer
- Shigeru Chiba
- Megatron
- Chô
- Tarans
- Masashi Endô
- Scorpos
- Keiji Fujiwara
- Dinobot
- Nobuyuki Hiyama
- Rampage
- Tetsuya Iwanaga
- Airazor
- Mitsuo Iwata
- Silverbolt
- Kensô Katô
- Waspitor
- Shin'ichirô Miki
- Inferno
- Daiki Nakamura
- Rhinox
- Hidetoshi Nakamura
- Vok Unicron
- Wataru Takagi
- Cheetus
- Nobuo Tobita
- Terrorsaur / Quickstrike
- Kôichi Tôchika
- Tigatron
- Kappei Yamaguchi
- Rattle
- Ryôka Yuzuki
- Black Widow / Naviko (as Ayumi Nagashii)
