Directed by
| Russell Barnes | ||
Cast
| Alun Armstrong | ... | Narrator (voice) | |
| Peter Daszak | ... | Self - Consortium for Conservation Medicine (as Dr. Peter Daszak) | |
| William Joseph Elk III | ... | (as William Elk) | |
 |
Silvia Gonzales | ... | Self - Liverpool John Moores University (as Dr. Silvia Gonzales) |
|
|
Eileen Johnson | ... | Self - Texas Tech University (as Dr. Eileen Johnson) |
Produced by
| Jonathan Hewes | ... | executive producer |
| Dan Hillman | ... | assistant producer |
| Alex West | ... | series producer |
Music by
| Richard Attree | ||
Editing by
| Paul Hodgson | ||
Makeup Department
| Sondra Myers | ... | makeup artist |
Production Management
| Ann Hampsey | ... | production manager |
Sound Department
| Scott Douglas | ... | sound recordist |
| Bob Jackson | ... | dubbing mixer |
| Miguel Sandoval | ... | sound recordist |
Camera and Electrical Department
| Tim Cragg | ... | camera |
| Maria Dioni | ... | camera assistant |
| María Raquel Dioni | ... | assistant camera |
| Ed Henry | ... | grip |
| Rick Lord | ... | grip |
Editorial Department
| John Cryer | ... | on-line editor |
| Colin Peters | ... | colourist |
Additional Crew
| Katharine Dart | ... | series researcher |
| Lucy Hall | ... | production coordinator |
| Adrian Lister | ... | programme consultant |
| Parisa Taghizadeh | ... | production coordinator |
| Debbie Townsend | ... | archive researcher |
| Andreas Kranzler | ... | script translator: german (uncredited) |