Kei Tomiyama. Kei Tomiyama was 37 in UFO Robot Grendizer vs. Great Mazinger as 'Duke Fleed / Daisuke Umon'.
Joji Yanami. Joji Yanami was 44 in UFO Robot Grendizer vs. Great Mazinger as 'Dr. Umon'.
Hiroya Ishimaru. Hiroya Ishimaru was 35 in UFO Robot Grendizer vs. Great Mazinger as 'Kouji Kabuto'.
Chiyoko Kawashima. Chiyoko Kawashima was 21 in UFO Robot Grendizer vs. Great Mazinger as 'Hikaru Makiba'.
Kazuko Sawada. Kazuko Sawada was 35 in UFO Robot Grendizer vs. Great Mazinger as 'Goro Makiba'.
Kenichi Ogata. Kenichi Ogata was 33 in UFO Robot Grendizer vs. Great Mazinger as 'Blacky'.
Kosei Tomita. Kosei Tomita was 40 in UFO Robot Grendizer vs. Great Mazinger as 'Gandal Shirei'.
Keiichi Noda. Keiichi Noda was 32 in UFO Robot Grendizer vs. Great Mazinger as 'Tsurugi Tetsuya'.Osamu Kasai. Osamu Kasai was 34 in UFO Robot Grendizer vs. Great Mazinger as 'Director'Johei Matsuura. Johei Matsuura was >> in UFO Robot Grendizer vs. Great Mazinger as 'Assistant Director'Keisuke Fujikawa. Keisuke Fujikawa was 41 in UFO Robot Grendizer vs. Great Mazinger as 'Screenplay'
Chiaki Imada. Chiaki Imada was 52 in UFO Robot Grendizer vs. Great Mazinger as 'Producer'Chikako Matsubara. Chikako Matsubara was >> in UFO Robot Grendizer vs. Great Mazinger as 'Editor'
Go Nagai. Go Nagai was 30 in UFO Robot Grendizer vs. Great Mazinger as 'Original Series Creator'
Yuki Kinoshita. Yuki Kinoshita was 26 in UFO Robot Grendizer vs. Great Mazinger as 'Key Animation'