Written by Ed Hime
"Humans. I think you forget how powerful you are. Lives change worlds. People can save planets, or wreck them. That's the choice. Be the best of humanity."
| Episode Title | Premiere Date |
| Orphan 55 | 12/01/2020 |
The Doctor and friends discover the luxury resort where she and her friends are holidaying is hiding a number of deadly secrets.What are the ferocious monsters attacking Tranquillity Spa?
| Character | Cast |
| The Doctor | Jodie Whittaker |
| Graham O'Brien | Bradley Walsh |
| Yasmin Khan | Mandip Gill |
| Ryan Sinclair | Tosin Cole |
| Kane | Laura Fraser |
| Bella | Gia Re |
| Nevi | James Buckley |
| Vilma | Julia Foster |
| Hyph3n | Amy Booth-Steel |
| Benni | Col Farrell |
| Vorm | Will Austin |
| Sylas | Lewin Lloyd |
| Lead Dreg & Creature Movement | Spencer Wilding |
| Role | Crew |
| Writer | Ed Hime |
| Director | Lee Haven Jones |
| Producer | Alex Mercer |
| Series Producer | Nikki Wilson |
| Executive Producer | Matt Strevens |
| Executive Producer | Chris Chibnall |
