When members of a workforce began falling violently ill, locals believed a virus was sweeping the area, but after the death of two men it became clear that the only impurity was a serial poisoner with a toxic past.
| Directing | Matt Blyth | Director |
| Production | Kate Beal | Executive Producer |
| Production | Laura Caroe | Producer |
| Production | Nick Mavroidakis | Executive Producer |
| Editing | Stephen Springate | Archival Footage Coordinator |
| Crew | Neil Parkes | Cinematography |
| Editing | Matt Blyth | Editor |
| Production | Jenni Day | Head of Production |
| Production | Mette Kanne-Behrendsen | Production Manager |
| Production | Jon Hutchings | Production Assistant |
| Production | Hannah Kelly | Production Coordinator |
| Production | Seren Quinn | Production Assistant |
| Editing | Katy Tanner | Archival Footage Research |
