A Japanese Company funded by the USA experimenting with anti-bacteriological weapons creates a mutated humanoid rat creature which becomes violent and murders the lab technicians. The lab is condemned and its horrifying experiments kept a secret. However the strange bacteria leak from the lab and spreads to the nearby inhabitants causing a humanoid epidemic! Three people are sent to the lab to uncover the US government conspiracy that unleashed a bloodthirsty monster beyond their wildest imagination.
Unfortunately the movie Nezulla the Rat Monster is not yet available on HBO Max.
| Camera | Gen Kobayashi | Director of Photography |
| Art | Toshihiro Isomi | Production Design |
| Directing | Takeya Yoshida | Assistant Director |
| Directing | Kanta Tagawa | Director |
| Writing | Kanta Tagawa | Screenplay |
