Jeffrey Combs, plays "Dr. East". In Re-Animator (1985), he played a character named "Dr. West". His boss here is played by David Gale, who played the villain in Re-Animator (1985).
The DVD artwork pictures the face of a half Guyver, half Mark Hamill, leading you to believe that he is playing the Guyver in this film. However, the Guyver is played by Jack Armstrong.
The film featured over 50 creature effects.
Based on a Japanese comic book known as "Bio-Booster Armor Guyver" in which an ordinary high school student stumbles across an alien weapon, which turns him into a reluctant hero fighting an evil international corporation
The character "Lisker" is named for a Ozwald A. Lisker, a character from the original Japanese comic, who was a martial arts expert who tried to stop the guyver using another guyver.