Written by Steven Moffat
"There's always a door like that in a hotel room, a funny locked one..."
| Episode Title | Premiere Date |
| Joy to the World | 25/12/2024 |
This Christmas, the Doctor is thrown together with a cheery yet lonely hotel guest with a connection to a mysterious briefcase...
| Character | Cast |
| The Doctor | Ncuti Gatwa |
| Joy Almondo | Nicola Coughlan |
| Trev Simpkins | Joel Fry |
| Anita Benn | Steph de Whalley |
| Hotel Manager | Jonathan Aris |
| Hilda Flockhart | Julia Watson |
| Basil Flockhart | Peter Benedict |
| Sylvia Trench | Niamh Marie Smith |
| Edmund Hillary | Phil Baxter |
| Tenzing Norgay | Samuel Sherpa-Moore |
| Receptionist | Ruchi Rai |
| Mr Single | Joshua Leese |
| Server | Ell Potter |
| Barman | Liam Prince-Donnelly |
| Angela Grace | Fiona Marr |
| Role | Crew |
| Writer | Steven Moffat |
| Executive Producer | Russell T Davies |
| Executive Producer | Julie Gardner |
| Executive Producer | Jane Tranter |
| Executive Producer | Joel Collins |
| Executive Producer | Phil Collinson |
| Executive Producer | Steven Moffat |
| Series Producer | Vicki Delow |
| Producer | Alison Sterling |
| Director | Alex Sanjiv Pillai |
