UFO Robot Grendizer

The story revolves around Duke Fleed who is a survivor of the Vega Star, raised by Dr. Umon as his adoptive son, and known as Daisuke Umon on Earth. Years after his arrival, he's faced with the threat of King Vega and his army, who want to conquer the Earth. With his friends Koji and Hikaru (and later his kid sister Maria Grace), Duke decides to fight back using his best weapon, the almighty Grendizer.

Cast

Kei Tomiyama

Duke Fleed / Daisuke Umon (voice)

Hiroya Ishimaru

Koji Kabuto (voice)

Joji Yanami

Genzo Umon / Great King Vega (voice)

Chiyoko Kawashima

Hikaru Makiba (voice)

Kosei Tomita

Danbei Makiba / General Gandal / Nuke / Whiter (voice)