After a young man is bitten on the hand by a radioactive snake, his hand changes into a lethal snake head, which attacks everyone he comes into contact with. Also, his body becomes filled with snakes. Now, he must prevent himself from hurting others.
| Directing | Frederico Prosperi | Director |
| Crew | Roberto D'Ettorre Piazzoli | Cinematography |
| Writing | Susan Zelouf | Screenplay |
| Sound | Carlo Maria Cordio | Music |
| Writing | Frederico Prosperi | Writer |
| Production | Ovidio G. Assonitis | Executive Producer |
| Production | Stefano Priori | Associate Producer |
| Production | Frederico Prosperi | Executive Producer |
| Production | Kenichi Tominaga | Executive Producer |
| Editing | Claudio M. Cutry | Editor |
| Art | Billy Jett | Production Design |
| Costume & Make-Up | Riki Lin Sabusawa | Costume Design |
| Costume & Make-Up | Barbie Gotschall | Makeup Artist |
| Costume & Make-Up | Camille Calvet | Key Makeup Artist |
| Costume & Make-Up | Mark Garbarino | Special Effects Makeup Artist |
| Costume & Make-Up | Dave Matherly | Special Effects Makeup Artist |
| Sound | Bayard Carey | Sound Mixer |
| Sound | Robert Freeman | Sound Editor |
| Sound | James Pilcher | Sound Designer |
| Sound | Federico Savina | Dolby Consultant |
| Sound | Danilo Moroni | Sound Engineer |
| Crew | Screaming Mad George | Special Effects |
| Crew | John Criswell | Special Effects Technician |
