Horizon visits state-of-the-art laboratories and uses CGI to recreate the science-fiction-worthy weather experienced on other planets.
| Camera | Robert Hollingworth | Camera Operator |
| Camera | Hugh Campbell | Camera Operator |
| Sound | Mike Williams | Sound |
| Sound | Percy Urgena | Sound |
| Sound | Stacy Hruby | Sound |
| Art | Burrell Durrant Hifle | Graphic Designer |
| Sound | Danny Finn | Sound |
| Editing | Boyd Nagle | Colorist |
| Production | Emily Jayne Turner | Production Assistant |
| Production | Samantha Robinson | Production Coordinator |
| Production | Laura Davey | Production Executive |
| Production | Libby Hand | Production Manager |
| Production | Maggie Oakley | Researcher |
| Production | Amy Hewer | Researcher |
| Editing | Mark Easton | Editor |
| Production | Rob Liddell | Executive Producer |
